Ethan Siegel<p>When do stars turn the most mass into energy?
<a class="hashtag" href="https://bsky.app/search?q=%23AskEthan" rel="nofollow noopener noreferrer" target="_blank">#AskEthan</a>
Stars turn mass into energy, sure.
That's why they shine as _long_ as they do, but not why they shine as bright as they do.
Come learn how they really work.
<a href="https://bigthink.com/starts-with-a-bang/stars-turn-most-mass-into-energy/" rel="nofollow noopener noreferrer" target="_blank">bigthink.com/starts-with-...</a>
<a class="hashtag" href="https://bsky.app/search?q=%23space" rel="nofollow noopener noreferrer" target="_blank">#space</a> <a class="hashtag" href="https://bsky.app/search?q=%23astro" rel="nofollow noopener noreferrer" target="_blank">#astro</a> <a class="hashtag" href="https://bsky.app/search?q=%23physics" rel="nofollow noopener noreferrer" target="_blank">#physics</a> <a class="hashtag" href="https://bsky.app/search?q=%23science" rel="nofollow noopener noreferrer" target="_blank">#science</a><br><br><a href="https://bigthink.com/starts-with-a-bang/stars-turn-most-mass-into-energy/" rel="nofollow noopener noreferrer" target="_blank">Ask Ethan: When do stars turn ...</a></p>
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#astro
21 posts · 19 participants · 7 posts today
JD Gadina 🦄<p>Jupiter - March 3, 2025.<br>Celestron NexStar Evolution 6 + ZWO ASI585MC Pro.<br>4500mm, f30, derotation from 12 x 2-minute captures, best 200 frames each.<br><a href="https://mastodon.social/tags/telescope" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>telescope</span></a> <a href="https://mastodon.social/tags/telescopes" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>telescopes</span></a> <a href="https://mastodon.social/tags/celestron" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>celestron</span></a> <a href="https://mastodon.social/tags/celestrontelescope" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>celestrontelescope</span></a> <a href="https://mastodon.social/tags/celestronnexstar" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>celestronnexstar</span></a> <a href="https://mastodon.social/tags/nexstarevolution" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>nexstarevolution</span></a> <a href="https://mastodon.social/tags/nexstarevolution6" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>nexstarevolution6</span></a> <a href="https://mastodon.social/tags/zwo" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>zwo</span></a> <a href="https://mastodon.social/tags/zwoasi" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>zwoasi</span></a> <a href="https://mastodon.social/tags/zwoasi585mc" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>zwoasi585mc</span></a> <a href="https://mastodon.social/tags/astro" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>astro</span></a> <a href="https://mastodon.social/tags/astrophoto" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>astrophoto</span></a> <a href="https://mastodon.social/tags/astrophotos" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>astrophotos</span></a> <a href="https://mastodon.social/tags/astrophotography" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>astrophotography</span></a> <a href="https://mastodon.social/tags/astrophotographer" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>astrophotographer</span></a> <a href="https://mastodon.social/tags/spacephotography" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>spacephotography</span></a> <a href="https://mastodon.social/tags/astronomy" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>astronomy</span></a> <a href="https://mastodon.social/tags/spaceexploration" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>spaceexploration</span></a> <a href="https://mastodon.social/tags/nasa" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>nasa</span></a> <a href="https://mastodon.social/tags/universe" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>universe</span></a> <a href="https://mastodon.social/tags/space" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>space</span></a> <a href="https://mastodon.social/tags/deepsky" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>deepsky</span></a> <a href="https://mastodon.social/tags/deepspace" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>deepspace</span></a> <a href="https://mastodon.social/tags/solarsystem" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>solarsystem</span></a> <a href="https://mastodon.social/tags/planet" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>planet</span></a> <a href="https://mastodon.social/tags/planets" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>planets</span></a> <a href="https://mastodon.social/tags/jupiter" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>jupiter</span></a></p>
JD GadinaJupiter - March 3, 2025.<br>
Celestron NexStar Evolution 6 + ZWO ASI585MC Pro.<br>
4500mm, f30, derotation from 12 x 2-minute captures, best 200 frames each.<br>
<a href="https://pixelfed.social/discover/tags/telescope?src=hash" class="u-url hashtag" rel="nofollow noopener noreferrer" target="_blank">#telescope</a> <a href="https://pixelfed.social/discover/tags/telescopes?src=hash" class="u-url hashtag" rel="nofollow noopener noreferrer" target="_blank">#telescopes</a> <a href="https://pixelfed.social/discover/tags/celestron?src=hash" class="u-url hashtag" rel="nofollow noopener noreferrer" target="_blank">#celestron</a> <a href="https://pixelfed.social/discover/tags/celestrontelescope?src=hash" class="u-url hashtag" rel="nofollow noopener noreferrer" target="_blank">#celestrontelescope</a> <a href="https://pixelfed.social/discover/tags/celestronnexstar?src=hash" class="u-url hashtag" rel="nofollow noopener noreferrer" target="_blank">#celestronnexstar</a> <a href="https://pixelfed.social/discover/tags/nexstarevolution?src=hash" class="u-url hashtag" rel="nofollow noopener noreferrer" target="_blank">#nexstarevolution</a> <a href="https://pixelfed.social/discover/tags/nexstarevolution6?src=hash" class="u-url hashtag" rel="nofollow noopener noreferrer" target="_blank">#nexstarevolution6</a> <a href="https://pixelfed.social/discover/tags/zwo?src=hash" class="u-url hashtag" rel="nofollow noopener noreferrer" target="_blank">#zwo</a> <a href="https://pixelfed.social/discover/tags/zwoasi?src=hash" class="u-url hashtag" rel="nofollow noopener noreferrer" target="_blank">#zwoasi</a> <a href="https://pixelfed.social/discover/tags/zwoasi585mc?src=hash" class="u-url hashtag" rel="nofollow noopener noreferrer" target="_blank">#zwoasi585mc</a> <a href="https://pixelfed.social/discover/tags/astro?src=hash" class="u-url hashtag" rel="nofollow noopener noreferrer" target="_blank">#astro</a> <a href="https://pixelfed.social/discover/tags/astrophoto?src=hash" class="u-url hashtag" rel="nofollow noopener noreferrer" target="_blank">#astrophoto</a> <a href="https://pixelfed.social/discover/tags/astrophotos?src=hash" class="u-url hashtag" rel="nofollow noopener noreferrer" target="_blank">#astrophotos</a> <a href="https://pixelfed.social/discover/tags/astrophotography?src=hash" class="u-url hashtag" rel="nofollow noopener noreferrer" target="_blank">#astrophotography</a> <a href="https://pixelfed.social/discover/tags/astrophotographer?src=hash" class="u-url hashtag" rel="nofollow noopener noreferrer" target="_blank">#astrophotographer</a> <a href="https://pixelfed.social/discover/tags/spacephotography?src=hash" class="u-url hashtag" rel="nofollow noopener noreferrer" target="_blank">#spacephotography</a> <a href="https://pixelfed.social/discover/tags/astronomy?src=hash" class="u-url hashtag" rel="nofollow noopener noreferrer" target="_blank">#astronomy</a> <a href="https://pixelfed.social/discover/tags/spaceexploration?src=hash" class="u-url hashtag" rel="nofollow noopener noreferrer" target="_blank">#spaceexploration</a> <a href="https://pixelfed.social/discover/tags/nasa?src=hash" class="u-url hashtag" rel="nofollow noopener noreferrer" target="_blank">#nasa</a> <a href="https://pixelfed.social/discover/tags/universe?src=hash" class="u-url hashtag" rel="nofollow noopener noreferrer" target="_blank">#universe</a> <a href="https://pixelfed.social/discover/tags/space?src=hash" class="u-url hashtag" rel="nofollow noopener noreferrer" target="_blank">#space</a> <a href="https://pixelfed.social/discover/tags/deepsky?src=hash" class="u-url hashtag" rel="nofollow noopener noreferrer" target="_blank">#deepsky</a> <a href="https://pixelfed.social/discover/tags/deepspace?src=hash" class="u-url hashtag" rel="nofollow noopener noreferrer" target="_blank">#deepspace</a> <a href="https://pixelfed.social/discover/tags/solarsystem?src=hash" class="u-url hashtag" rel="nofollow noopener noreferrer" target="_blank">#solarsystem</a> <a href="https://pixelfed.social/discover/tags/planet?src=hash" class="u-url hashtag" rel="nofollow noopener noreferrer" target="_blank">#planet</a> <a href="https://pixelfed.social/discover/tags/planets?src=hash" class="u-url hashtag" rel="nofollow noopener noreferrer" target="_blank">#planets</a> <a href="https://pixelfed.social/discover/tags/jupiter?src=hash" class="u-url hashtag" rel="nofollow noopener noreferrer" target="_blank">#jupiter</a>
David Blanchflower BSc<p>This week's sky at a glance, April 25- May 4. Very useful Sky & Telescope observing guide by Alan MacRobert. <a href="https://mastodon.social/tags/AstroDon" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>AstroDon</span></a> <a href="https://mastodon.social/tags/Astronomy" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>Astronomy</span></a> <a href="https://mastodon.social/tags/Astro" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>Astro</span></a> <a href="https://mastodon.social/tags/Space" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>Space</span></a> <a href="https://mastodon.social/tags/Astrophotography" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>Astrophotography</span></a> <a href="https://skyandtelescope.org/astronomy-news/observing-news/this-weeks-sky-at-a-glance-april-25-may-4/" rel="nofollow noopener noreferrer" translate="no" target="_blank"><span class="invisible">https://</span><span class="ellipsis">skyandtelescope.org/astronomy-</span><span class="invisible">news/observing-news/this-weeks-sky-at-a-glance-april-25-may-4/</span></a></p>
David Blanchflower BSc<p>Mars and the Beehive. 135mm focal length. 24 April 2025. <a href="https://mastodon.social/tags/AstroDon" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>AstroDon</span></a> <a href="https://mastodon.social/tags/Astronomy" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>Astronomy</span></a> <a href="https://mastodon.social/tags/Astro" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>Astro</span></a> <a href="https://mastodon.social/tags/Space" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>Space</span></a> <a href="https://mastodon.social/tags/Astrophotography" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>Astrophotography</span></a></p>
David Blanchflower BSc<p>Mars and the Beehive Cluster at 50mm focal length. Good illustration at how close they're appearing. 24 April 2025. <a href="https://mastodon.social/tags/AstroDon" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>AstroDon</span></a> <a href="https://mastodon.social/tags/Astronomy" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>Astronomy</span></a> <a href="https://mastodon.social/tags/Astro" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>Astro</span></a> <a href="https://mastodon.social/tags/Space" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>Space</span></a> <a href="https://mastodon.social/tags/Astrophotography" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>Astrophotography</span></a></p>
SoyaCincau<p>Prime Video now available on Astro Ultra and Ulti box. Free for 2 months <a href="https://mastodon.social/tags/amazonprime" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>amazonprime</span></a> <a href="https://mastodon.social/tags/amazonprimevideo" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>amazonprimevideo</span></a> <a href="https://mastodon.social/tags/astro" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>astro</span></a> <a href="https://mastodon.social/tags/digitallife" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>digitallife</span></a> <a href="https://mastodon.social/tags/news" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>news</span></a> <a href="https://mastodon.social/tags/primevideo" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>primevideo</span></a></p><p><a href="https://soyacincau.com/2025/04/25/amazon-prime-video-now-available-on-astro-ultra-and-ulti-box-free-for-2-months/" rel="nofollow noopener noreferrer" translate="no" target="_blank"><span class="invisible">https://</span><span class="ellipsis">soyacincau.com/2025/04/25/amaz</span><span class="invisible">on-prime-video-now-available-on-astro-ultra-and-ulti-box-free-for-2-months/</span></a></p>
Ethan Siegel<p>Why 21 cm is our Universe’s “magic length”
There's a magic length to the Universe set simply by the properties of the proton and electron.
Coming from the spin-flip transition of hydrogen, it could unlock our next level of cosmic understanding.
<a href="https://bigthink.com/starts-with-a-bang/21cm-magic-length/" rel="nofollow noopener noreferrer" target="_blank">bigthink.com/starts-with-...</a>
<a class="hashtag" href="https://bsky.app/search?q=%23space" rel="nofollow noopener noreferrer" target="_blank">#space</a> <a class="hashtag" href="https://bsky.app/search?q=%23science" rel="nofollow noopener noreferrer" target="_blank">#science</a> <a class="hashtag" href="https://bsky.app/search?q=%23astro" rel="nofollow noopener noreferrer" target="_blank">#astro</a><br><br><a href="https://bigthink.com/starts-with-a-bang/21cm-magic-length/" rel="nofollow noopener noreferrer" target="_blank">Why 21 cm is our Universe's "m...</a></p>
Inautilo<p><a href="https://mastodon.social/tags/Development" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>Development</span></a> <a href="https://mastodon.social/tags/Comparisons" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>Comparisons</span></a><br>From Next.js to Astro · “You’ll likely have a much smaller HTML and JS payload.” <a href="https://ilo.im/163gs4" rel="nofollow noopener noreferrer" translate="no" target="_blank"><span class="invisible">https://</span><span class="">ilo.im/163gs4</span><span class="invisible"></span></a></p><p>_____<br><a href="https://mastodon.social/tags/Astro" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>Astro</span></a> <a href="https://mastodon.social/tags/NextJS" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>NextJS</span></a> <a href="https://mastodon.social/tags/React" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>React</span></a> <a href="https://mastodon.social/tags/SSG" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>SSG</span></a> <a href="https://mastodon.social/tags/Blog" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>Blog</span></a> <a href="https://mastodon.social/tags/Website" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>Website</span></a> <a href="https://mastodon.social/tags/WebDev" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>WebDev</span></a> <a href="https://mastodon.social/tags/Frontend" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>Frontend</span></a> <a href="https://mastodon.social/tags/Backend" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>Backend</span></a></p>
JD Gadina 🦄<p>Jupiter - March 3, 2025.<br>Celestron NexStar Evolution 6 + ZWO ASI585MC Pro.<br>4500mm, f30, derotation from 5 x 2-minute captures, best 200 frames each.<br><a href="https://mastodon.social/tags/telescope" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>telescope</span></a> <a href="https://mastodon.social/tags/telescopes" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>telescopes</span></a> <a href="https://mastodon.social/tags/celestron" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>celestron</span></a> <a href="https://mastodon.social/tags/celestrontelescope" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>celestrontelescope</span></a> <a href="https://mastodon.social/tags/celestronnexstar" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>celestronnexstar</span></a> <a href="https://mastodon.social/tags/nexstarevolution" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>nexstarevolution</span></a> <a href="https://mastodon.social/tags/nexstarevolution6" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>nexstarevolution6</span></a> <a href="https://mastodon.social/tags/zwo" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>zwo</span></a> <a href="https://mastodon.social/tags/zwoasi" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>zwoasi</span></a> <a href="https://mastodon.social/tags/zwoasi585mc" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>zwoasi585mc</span></a> <a href="https://mastodon.social/tags/astro" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>astro</span></a> <a href="https://mastodon.social/tags/astrophoto" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>astrophoto</span></a> <a href="https://mastodon.social/tags/astrophotos" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>astrophotos</span></a> <a href="https://mastodon.social/tags/astrophotography" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>astrophotography</span></a> <a href="https://mastodon.social/tags/astrophotographer" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>astrophotographer</span></a> <a href="https://mastodon.social/tags/spacephotography" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>spacephotography</span></a> <a href="https://mastodon.social/tags/astronomy" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>astronomy</span></a> <a href="https://mastodon.social/tags/spaceexploration" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>spaceexploration</span></a> <a href="https://mastodon.social/tags/nasa" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>nasa</span></a> <a href="https://mastodon.social/tags/universe" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>universe</span></a> <a href="https://mastodon.social/tags/space" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>space</span></a> <a href="https://mastodon.social/tags/deepsky" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>deepsky</span></a> <a href="https://mastodon.social/tags/deepspace" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>deepspace</span></a> <a href="https://mastodon.social/tags/solarsystem" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>solarsystem</span></a> <a href="https://mastodon.social/tags/planet" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>planet</span></a> <a href="https://mastodon.social/tags/planets" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>planets</span></a> <a href="https://mastodon.social/tags/jupiter" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>jupiter</span></a></p>
JD GadinaJupiter - March 3, 2025.<br>
Celestron NexStar Evolution 6 + ZWO ASI585MC Pro.<br>
4500mm, f30, derotation from 5 x 2-minute captures, best 200 frames each.<br>
<a href="https://pixelfed.social/discover/tags/telescope?src=hash" class="u-url hashtag" rel="nofollow noopener noreferrer" target="_blank">#telescope</a> <a href="https://pixelfed.social/discover/tags/telescopes?src=hash" class="u-url hashtag" rel="nofollow noopener noreferrer" target="_blank">#telescopes</a> <a href="https://pixelfed.social/discover/tags/celestron?src=hash" class="u-url hashtag" rel="nofollow noopener noreferrer" target="_blank">#celestron</a> <a href="https://pixelfed.social/discover/tags/celestrontelescope?src=hash" class="u-url hashtag" rel="nofollow noopener noreferrer" target="_blank">#celestrontelescope</a> <a href="https://pixelfed.social/discover/tags/celestronnexstar?src=hash" class="u-url hashtag" rel="nofollow noopener noreferrer" target="_blank">#celestronnexstar</a> <a href="https://pixelfed.social/discover/tags/nexstarevolution?src=hash" class="u-url hashtag" rel="nofollow noopener noreferrer" target="_blank">#nexstarevolution</a> <a href="https://pixelfed.social/discover/tags/nexstarevolution6?src=hash" class="u-url hashtag" rel="nofollow noopener noreferrer" target="_blank">#nexstarevolution6</a> <a href="https://pixelfed.social/discover/tags/zwo?src=hash" class="u-url hashtag" rel="nofollow noopener noreferrer" target="_blank">#zwo</a> <a href="https://pixelfed.social/discover/tags/zwoasi?src=hash" class="u-url hashtag" rel="nofollow noopener noreferrer" target="_blank">#zwoasi</a> <a href="https://pixelfed.social/discover/tags/zwoasi585mc?src=hash" class="u-url hashtag" rel="nofollow noopener noreferrer" target="_blank">#zwoasi585mc</a> <a href="https://pixelfed.social/discover/tags/astro?src=hash" class="u-url hashtag" rel="nofollow noopener noreferrer" target="_blank">#astro</a> <a href="https://pixelfed.social/discover/tags/astrophoto?src=hash" class="u-url hashtag" rel="nofollow noopener noreferrer" target="_blank">#astrophoto</a> <a href="https://pixelfed.social/discover/tags/astrophotos?src=hash" class="u-url hashtag" rel="nofollow noopener noreferrer" target="_blank">#astrophotos</a> <a href="https://pixelfed.social/discover/tags/astrophotography?src=hash" class="u-url hashtag" rel="nofollow noopener noreferrer" target="_blank">#astrophotography</a> <a href="https://pixelfed.social/discover/tags/astrophotographer?src=hash" class="u-url hashtag" rel="nofollow noopener noreferrer" target="_blank">#astrophotographer</a> <a href="https://pixelfed.social/discover/tags/spacephotography?src=hash" class="u-url hashtag" rel="nofollow noopener noreferrer" target="_blank">#spacephotography</a> <a href="https://pixelfed.social/discover/tags/astronomy?src=hash" class="u-url hashtag" rel="nofollow noopener noreferrer" target="_blank">#astronomy</a> <a href="https://pixelfed.social/discover/tags/spaceexploration?src=hash" class="u-url hashtag" rel="nofollow noopener noreferrer" target="_blank">#spaceexploration</a> <a href="https://pixelfed.social/discover/tags/nasa?src=hash" class="u-url hashtag" rel="nofollow noopener noreferrer" target="_blank">#nasa</a> <a href="https://pixelfed.social/discover/tags/universe?src=hash" class="u-url hashtag" rel="nofollow noopener noreferrer" target="_blank">#universe</a> <a href="https://pixelfed.social/discover/tags/space?src=hash" class="u-url hashtag" rel="nofollow noopener noreferrer" target="_blank">#space</a> <a href="https://pixelfed.social/discover/tags/deepsky?src=hash" class="u-url hashtag" rel="nofollow noopener noreferrer" target="_blank">#deepsky</a> <a href="https://pixelfed.social/discover/tags/deepspace?src=hash" class="u-url hashtag" rel="nofollow noopener noreferrer" target="_blank">#deepspace</a> <a href="https://pixelfed.social/discover/tags/solarsystem?src=hash" class="u-url hashtag" rel="nofollow noopener noreferrer" target="_blank">#solarsystem</a> <a href="https://pixelfed.social/discover/tags/planet?src=hash" class="u-url hashtag" rel="nofollow noopener noreferrer" target="_blank">#planet</a> <a href="https://pixelfed.social/discover/tags/planets?src=hash" class="u-url hashtag" rel="nofollow noopener noreferrer" target="_blank">#planets</a> <a href="https://pixelfed.social/discover/tags/jupiter?src=hash" class="u-url hashtag" rel="nofollow noopener noreferrer" target="_blank">#jupiter</a>
0xThylacine<p>Quietly Piering under the Stars.</p><p>I'll miss the quiet solitude of this place. Glassy wavelets lapping at the shore. A glimpse of the eagle ray on occasion at night.</p><p><a href="https://photog.social/tags/photography" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>photography</span></a> <a href="https://photog.social/tags/astro" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>astro</span></a> <a href="https://photog.social/tags/coastal" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>coastal</span></a></p>
David Blanchflower BSc<p>Mars and the Beehive from last night. 22 April 2025. <a href="https://mastodon.social/tags/AstroDon" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>AstroDon</span></a> <a href="https://mastodon.social/tags/Astronomy" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>Astronomy</span></a> <a href="https://mastodon.social/tags/Astro" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>Astro</span></a> <a href="https://mastodon.social/tags/Space" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>Space</span></a> <a href="https://mastodon.social/tags/Astrophotography" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>Astrophotography</span></a></p>
JD Gadina 🦄<p>NGC7023 - the Iris Nebula.<br>Celestron NexStar Evolution 6 + ZWO ASI585MC Pro.<br>945mm, f6.3, 240 exposures of 30’’.<br><a href="https://mastodon.social/tags/telescope" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>telescope</span></a> <a href="https://mastodon.social/tags/telescopes" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>telescopes</span></a> <a href="https://mastodon.social/tags/celestron" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>celestron</span></a> <a href="https://mastodon.social/tags/celestrontelescope" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>celestrontelescope</span></a> <a href="https://mastodon.social/tags/celestronnexstar" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>celestronnexstar</span></a> <a href="https://mastodon.social/tags/nexstarevolution" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>nexstarevolution</span></a> <a href="https://mastodon.social/tags/nexstarevolution6" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>nexstarevolution6</span></a> <a href="https://mastodon.social/tags/zwo" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>zwo</span></a> <a href="https://mastodon.social/tags/zwoasi" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>zwoasi</span></a> <a href="https://mastodon.social/tags/zwoasi585mc" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>zwoasi585mc</span></a> <a href="https://mastodon.social/tags/astro" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>astro</span></a> <a href="https://mastodon.social/tags/astrophoto" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>astrophoto</span></a> <a href="https://mastodon.social/tags/astrophotos" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>astrophotos</span></a> <a href="https://mastodon.social/tags/astrophotography" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>astrophotography</span></a> <a href="https://mastodon.social/tags/astrophotographer" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>astrophotographer</span></a> <a href="https://mastodon.social/tags/spacephotography" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>spacephotography</span></a> <a href="https://mastodon.social/tags/astronomy" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>astronomy</span></a> <a href="https://mastodon.social/tags/spaceexploration" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>spaceexploration</span></a> <a href="https://mastodon.social/tags/nasa" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>nasa</span></a> <a href="https://mastodon.social/tags/universe" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>universe</span></a> <a href="https://mastodon.social/tags/space" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>space</span></a> <a href="https://mastodon.social/tags/deepsky" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>deepsky</span></a> <a href="https://mastodon.social/tags/deepspace" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>deepspace</span></a> <a href="https://mastodon.social/tags/nebula" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>nebula</span></a> <a href="https://mastodon.social/tags/iris" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>iris</span></a> <a href="https://mastodon.social/tags/irisnebula" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>irisnebula</span></a> <a href="https://mastodon.social/tags/ngc" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>ngc</span></a> <a href="https://mastodon.social/tags/ngc7023" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>ngc7023</span></a></p>
JD GadinaNGC7023 - the Iris Nebula.<br>
Celestron NexStar Evolution 6 + ZWO ASI585MC Pro.<br>
945mm, f6.3, 240 exposures of 30’’.<br>
<a href="https://pixelfed.social/discover/tags/telescope?src=hash" class="u-url hashtag" rel="nofollow noopener noreferrer" target="_blank">#telescope</a> <a href="https://pixelfed.social/discover/tags/telescopes?src=hash" class="u-url hashtag" rel="nofollow noopener noreferrer" target="_blank">#telescopes</a> <a href="https://pixelfed.social/discover/tags/celestron?src=hash" class="u-url hashtag" rel="nofollow noopener noreferrer" target="_blank">#celestron</a> <a href="https://pixelfed.social/discover/tags/celestrontelescope?src=hash" class="u-url hashtag" rel="nofollow noopener noreferrer" target="_blank">#celestrontelescope</a> <a href="https://pixelfed.social/discover/tags/celestronnexstar?src=hash" class="u-url hashtag" rel="nofollow noopener noreferrer" target="_blank">#celestronnexstar</a> <a href="https://pixelfed.social/discover/tags/nexstarevolution?src=hash" class="u-url hashtag" rel="nofollow noopener noreferrer" target="_blank">#nexstarevolution</a> <a href="https://pixelfed.social/discover/tags/nexstarevolution6?src=hash" class="u-url hashtag" rel="nofollow noopener noreferrer" target="_blank">#nexstarevolution6</a> <a href="https://pixelfed.social/discover/tags/zwo?src=hash" class="u-url hashtag" rel="nofollow noopener noreferrer" target="_blank">#zwo</a> <a href="https://pixelfed.social/discover/tags/zwoasi?src=hash" class="u-url hashtag" rel="nofollow noopener noreferrer" target="_blank">#zwoasi</a> <a href="https://pixelfed.social/discover/tags/zwoasi585mc?src=hash" class="u-url hashtag" rel="nofollow noopener noreferrer" target="_blank">#zwoasi585mc</a> <a href="https://pixelfed.social/discover/tags/astro?src=hash" class="u-url hashtag" rel="nofollow noopener noreferrer" target="_blank">#astro</a> <a href="https://pixelfed.social/discover/tags/astrophoto?src=hash" class="u-url hashtag" rel="nofollow noopener noreferrer" target="_blank">#astrophoto</a> <a href="https://pixelfed.social/discover/tags/astrophotos?src=hash" class="u-url hashtag" rel="nofollow noopener noreferrer" target="_blank">#astrophotos</a> <a href="https://pixelfed.social/discover/tags/astrophotography?src=hash" class="u-url hashtag" rel="nofollow noopener noreferrer" target="_blank">#astrophotography</a> <a href="https://pixelfed.social/discover/tags/astrophotographer?src=hash" class="u-url hashtag" rel="nofollow noopener noreferrer" target="_blank">#astrophotographer</a> <a href="https://pixelfed.social/discover/tags/spacephotography?src=hash" class="u-url hashtag" rel="nofollow noopener noreferrer" target="_blank">#spacephotography</a> <a href="https://pixelfed.social/discover/tags/astronomy?src=hash" class="u-url hashtag" rel="nofollow noopener noreferrer" target="_blank">#astronomy</a> <a href="https://pixelfed.social/discover/tags/spaceexploration?src=hash" class="u-url hashtag" rel="nofollow noopener noreferrer" target="_blank">#spaceexploration</a> <a href="https://pixelfed.social/discover/tags/nasa?src=hash" class="u-url hashtag" rel="nofollow noopener noreferrer" target="_blank">#nasa</a> <a href="https://pixelfed.social/discover/tags/universe?src=hash" class="u-url hashtag" rel="nofollow noopener noreferrer" target="_blank">#universe</a> <a href="https://pixelfed.social/discover/tags/space?src=hash" class="u-url hashtag" rel="nofollow noopener noreferrer" target="_blank">#space</a> <a href="https://pixelfed.social/discover/tags/deepsky?src=hash" class="u-url hashtag" rel="nofollow noopener noreferrer" target="_blank">#deepsky</a> <a href="https://pixelfed.social/discover/tags/deepspace?src=hash" class="u-url hashtag" rel="nofollow noopener noreferrer" target="_blank">#deepspace</a> <a href="https://pixelfed.social/discover/tags/nebula?src=hash" class="u-url hashtag" rel="nofollow noopener noreferrer" target="_blank">#nebula</a> <a href="https://pixelfed.social/discover/tags/iris?src=hash" class="u-url hashtag" rel="nofollow noopener noreferrer" target="_blank">#iris</a> <a href="https://pixelfed.social/discover/tags/irisnebula?src=hash" class="u-url hashtag" rel="nofollow noopener noreferrer" target="_blank">#irisnebula</a> <a href="https://pixelfed.social/discover/tags/ngc?src=hash" class="u-url hashtag" rel="nofollow noopener noreferrer" target="_blank">#ngc</a> <a href="https://pixelfed.social/discover/tags/ngc7023?src=hash" class="u-url hashtag" rel="nofollow noopener noreferrer" target="_blank">#ngc7023</a>
Maciek Palmowski<p>Second article about connecting CMSs with <a href="https://mas.to/tags/Astro" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>Astro</span></a>.</p><p>This time it's time for <a href="https://mas.to/tags/Keystatic" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>Keystatic</span></a> 🚀 </p><p>Quick bits:<br>🔑 Keystatic is totally distraction-free<br>📄 It creates Markdocs or markdown files (no API needed)</p><p>Check the comment for more 👇</p>
JD Gadina 🦄<p>M101 - The Pinwheel Galaxy.<br>ZWO Seestar S50.<br>250mm, f5, 1080 exposures of 10’’.<br><a href="https://mastodon.social/tags/telescope" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>telescope</span></a> <a href="https://mastodon.social/tags/telescopes" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>telescopes</span></a> <a href="https://mastodon.social/tags/zwo" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>zwo</span></a> <a href="https://mastodon.social/tags/zwoasi" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>zwoasi</span></a> <a href="https://mastodon.social/tags/zwoseestar" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>zwoseestar</span></a> <a href="https://mastodon.social/tags/zwoseestars50" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>zwoseestars50</span></a> <a href="https://mastodon.social/tags/seestar" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>seestar</span></a> <a href="https://mastodon.social/tags/seestars50" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>seestars50</span></a> <a href="https://mastodon.social/tags/astro" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>astro</span></a> <a href="https://mastodon.social/tags/astrophoto" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>astrophoto</span></a> <a href="https://mastodon.social/tags/astrophotos" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>astrophotos</span></a> <a href="https://mastodon.social/tags/astrophotography" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>astrophotography</span></a> <a href="https://mastodon.social/tags/astrophotographer" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>astrophotographer</span></a> <a href="https://mastodon.social/tags/spacephotography" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>spacephotography</span></a> <a href="https://mastodon.social/tags/astronomy" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>astronomy</span></a> <a href="https://mastodon.social/tags/spaceexploration" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>spaceexploration</span></a> <a href="https://mastodon.social/tags/nasa" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>nasa</span></a> <a href="https://mastodon.social/tags/universe" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>universe</span></a> <a href="https://mastodon.social/tags/space" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>space</span></a> <a href="https://mastodon.social/tags/deepsky" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>deepsky</span></a> <a href="https://mastodon.social/tags/deepspace" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>deepspace</span></a> <a href="https://mastodon.social/tags/galaxy" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>galaxy</span></a> <a href="https://mastodon.social/tags/galaxies" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>galaxies</span></a> <a href="https://mastodon.social/tags/pinwheel" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>pinwheel</span></a> <a href="https://mastodon.social/tags/pinwheelgalaxy" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>pinwheelgalaxy</span></a> <a href="https://mastodon.social/tags/m101" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>m101</span></a> <a href="https://mastodon.social/tags/messier101" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>messier101</span></a> <a href="https://mastodon.social/tags/messier" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>messier</span></a></p>
Ethan Siegel<p>How come we’ve never observed a black hole decaying?
Black holes, according to Stephen Hawking, should emit radiation from outside their event horizons, ultimately decaying away completely.
So why haven't we ever seen it happening?
<a href="https://bigthink.com/starts-with-a-bang/never-observe-black-hole-decay/" rel="nofollow noopener noreferrer" target="_blank">bigthink.com/starts-with-...</a>
<a class="hashtag" href="https://bsky.app/search?q=%23space" rel="nofollow noopener noreferrer" target="_blank">#space</a> <a class="hashtag" href="https://bsky.app/search?q=%23astro" rel="nofollow noopener noreferrer" target="_blank">#astro</a> <a class="hashtag" href="https://bsky.app/search?q=%23physics" rel="nofollow noopener noreferrer" target="_blank">#physics</a><br><br><a href="https://bigthink.com/starts-with-a-bang/never-observe-black-hole-decay/" rel="nofollow noopener noreferrer" target="_blank">How come we've never observed ...</a></p>
David Blanchflower BSc<p>Mars and the Beehive from last night. 20 April 2025. <a href="https://mastodon.social/tags/AstroDon" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>AstroDon</span></a> <a href="https://mastodon.social/tags/Astronomy" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>Astronomy</span></a> <a href="https://mastodon.social/tags/Astro" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>Astro</span></a> <a href="https://mastodon.social/tags/Space" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>Space</span></a> <a href="https://mastodon.social/tags/Astrophotography" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>Astrophotography</span></a></p>
Starry Time Podcast<p>We talked about Cassiopeia A (Cas A) during our <a href="https://universeodon.com/tags/Astronomy" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>Astronomy</span></a> episode on <a href="https://universeodon.com/tags/cassiopeia" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>cassiopeia</span></a> here: <a href="https://starrytimepodcast.podbean.com/e/cassiopeia-cosmic-background/" rel="nofollow noopener noreferrer" translate="no" target="_blank"><span class="invisible">https://</span><span class="ellipsis">starrytimepodcast.podbean.com/</span><span class="invisible">e/cassiopeia-cosmic-background/</span></a></p><p>And, gotta say, this 3D rendering does not disappoint!!! </p><p><a href="https://universeodon.com/tags/AstroDon" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>AstroDon</span></a> <a href="https://universeodon.com/tags/Space" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>Space</span></a> <a href="https://universeodon.com/tags/Science" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>Science</span></a> <a href="https://universeodon.com/tags/Chandra" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>Chandra</span></a> <a href="https://universeodon.com/tags/Supernova" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>Supernova</span></a> <a href="https://universeodon.com/tags/Astro" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>Astro</span></a> <a href="https://universeodon.com/tags/JWST" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>JWST</span></a> <a href="https://universeodon.com/tags/Webb" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>Webb</span></a> <a href="https://universeodon.com/tags/NASA" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>NASA</span></a> </p><p>📽️ : <a href="https://chandra.harvard.edu/photo/2025/3dmodels/" rel="nofollow noopener noreferrer" translate="no" target="_blank"><span class="invisible">https://</span><span class="ellipsis">chandra.harvard.edu/photo/2025</span><span class="invisible">/3dmodels/</span></a></p>
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