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#Astrodon

34 posts24 participants3 posts today
Jos_B<p>Globular cluster M13 in the constellation Hercules, consisting of several hundred thousand stars (22.000 lightyears from Earth). <a href="https://mastodon.nl/tags/astronomy" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>astronomy</span></a> <a href="https://mastodon.nl/tags/Astrodon" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>Astrodon</span></a> <a href="https://mastodon.nl/tags/astrophotography" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>astrophotography</span></a></p>
LIGO<p>We are now on a commissioning break. We should be back 4 June. We ask the Universe to not do anything interest while we're not observing.</p><p>More details on our observing plans are found on <a href="https://observing.docs.ligo.org/plan/" rel="nofollow noopener noreferrer" translate="no" target="_blank"><span class="invisible">https://</span><span class="">observing.docs.ligo.org/plan/</span><span class="invisible"></span></a></p><p><a href="https://astrodon.social/tags/Astrodon" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>Astrodon</span></a></p>
ESO<p>When massive stars die, they go out with a bang 💥</p><p>These are known as supernova explosions, and what remains are breathtaking structures like the ones you'll discover in the video below 👇</p><p><a href="https://www.youtube.com/watch?v=HDTJzkm_Z08" rel="nofollow noopener noreferrer" translate="no" target="_blank"><span class="invisible">https://www.</span><span class="ellipsis">youtube.com/watch?v=HDTJzkm_Z0</span><span class="invisible">8</span></a></p><p><a href="https://astrodon.social/tags/astrodon" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>astrodon</span></a> <a href="https://astrodon.social/tags/astronomy" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>astronomy</span></a> <a href="https://astrodon.social/tags/astrophysics" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>astrophysics</span></a> <a href="https://astrodon.social/tags/space" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>space</span></a> <a href="https://astrodon.social/tags/science" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>science</span></a></p>
CosmicRami<p>Backyard Galaxies with the <a href="https://aus.social/tags/SeestarS50" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>SeestarS50</span></a> last night</p><p><a href="https://aus.social/tags/astrophotography" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>astrophotography</span></a> <a href="https://aus.social/tags/astrodon" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>astrodon</span></a></p>
Kerry Stevenson<p>I’ve been getting some pretty successful <a href="https://mastodon.social/tags/astrophotography" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>astrophotography</span></a> images with my <a href="https://mastodon.social/tags/seestars50" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>seestars50</span></a> lately. Post processing really works! <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/Astrodon" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>Astrodon</span></a></p>
David Blanchflower BSc<p>The Sun and sunspots. 0902UT 3 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>
Rob Tilsley<p>Part of tonight's moon. Enjoyed seeing Janssen (large crater just above center), and Vallis Rheita. Also cool to get a view of Mare Australe (mare in the far south east).</p><p><a href="https://mastodon.online/tags/Moon" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>Moon</span></a> <a href="https://mastodon.online/tags/Astrodon" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>Astrodon</span></a> <a href="https://mastodon.online/tags/astrophotography" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>astrophotography</span></a></p>
David Blanchflower BSc<p>Jupiter, Waxing Crescent Moon, Aldebaran, Hyades, and Pleiades. 2008UT 2 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>Waxing Crescent Moon with Earthshine. 1959UT 2 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>
Doug Burke<p><a href="https://mastodon.social/tags/XraysAreTheBestRays" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>XraysAreTheBestRays</span></a> <br><a href="https://mastodon.social/tags/AstroDon" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>AstroDon</span></a> <br><a href="https://mastodon.social/tags/astronomy" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>astronomy</span></a></p>
Doug Burke<p>This workshop is made possible by a generous donation from the Heising-Simons Foundation.</p><p>I also have failed to mention the title ends in ML....</p><p>"A Journey Into X-ray Astronomy<br>and Data Science"</p><p><a href="https://mastodon.social/tags/XraysAreTheBestRays" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>XraysAreTheBestRays</span></a> <br><a href="https://mastodon.social/tags/AstroDon" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>AstroDon</span></a> <br><a href="https://mastodon.social/tags/astronomy" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>astronomy</span></a></p>
Doug Burke<p>We are running our patented ̶g̶e̶t̶-̶r̶i̶c̶h̶ ̶q̶u̶i̶c̶k̶l̶y̶ Introduction to X-ray Astronomy with Chandra workshops in person, at UMass Lowell, May 19-23 2025.</p><p>If you are an undergrad, grad student, postdoc, or other Astronomer and interested to know about the joys and tribulations of X-ray Astronomy, and what it can do for you [*], then please look at <a href="https://cxc.harvard.edu/ciao/workshop/may25/index.html" rel="nofollow noopener noreferrer" translate="no" target="_blank"><span class="invisible">https://</span><span class="ellipsis">cxc.harvard.edu/ciao/workshop/</span><span class="invisible">may25/index.html</span></a></p><p><a href="https://mastodon.social/tags/XraysAreTheBestRays" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>XraysAreTheBestRays</span></a> <br><a href="https://mastodon.social/tags/AstroDon" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>AstroDon</span></a> <br><a href="https://mastodon.social/tags/astronomy" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>astronomy</span></a> </p><p>[*] past performance is not indicative of future results</p>
rdm<p>I took this back on the 10th of March.</p><p>It is our old friend the Eta Carinae Nebula.</p><p>This time with a SII/OIII filter (thanks for the suggestion, <span class="h-card" translate="no"><a href="https://thingy.social/@malcircuit" class="u-url mention" rel="nofollow noopener noreferrer" target="_blank">@<span>malcircuit</span></a></span> !) and 120x90s@80 for the exposures. Then I ran it through the Dwarflab star removal tool, and post-processed the result in Snapseed.</p><p>I was not going to post it, but it came up as a background on my office screen today (long story), and I had not realised just how much detail it had.</p><p><a href="https://aus.social/tags/Dwarf3" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>Dwarf3</span></a> <a href="https://aus.social/tags/Astrodon" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>Astrodon</span></a> <a href="https://aus.social/tags/astrophotography" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>astrophotography</span></a> <a href="https://aus.social/tags/Astronomy" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>Astronomy</span></a> <a href="https://aus.social/tags/EtaCarinae" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>EtaCarinae</span></a> <a href="https://aus.social/tags/starless" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>starless</span></a> <a href="https://aus.social/tags/Snapseed" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>Snapseed</span></a></p>
Starry Time Podcast<p>Since I'm seeking <a href="https://universeodon.com/tags/Pleiades" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>Pleiades</span></a> content as I scroll today -- we did an <a href="https://universeodon.com/tags/astronomy" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>astronomy</span></a> &amp; <a href="https://universeodon.com/tags/mythology" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>mythology</span></a> <a href="https://universeodon.com/tags/podcast" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>podcast</span></a> episode on the Pleiades last season!</p><p>You can check it out here if you want to learn more about this star cluster / nymph sisters: <a href="https://starrytimepodcast.podbean.com/e/asterism-the-pleiades-in-astronomy-and-mythology/" rel="nofollow noopener noreferrer" translate="no" target="_blank"><span class="invisible">https://</span><span class="ellipsis">starrytimepodcast.podbean.com/</span><span class="invisible">e/asterism-the-pleiades-in-astronomy-and-mythology/</span></a></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/StarLore" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>StarLore</span></a> <a href="https://universeodon.com/tags/GreekMythology" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>GreekMythology</span></a> <a href="https://universeodon.com/tags/GreekMyth" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>GreekMyth</span></a> <a href="https://universeodon.com/tags/Myths" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>Myths</span></a></p>
David Blanchflower BSc<p>Waxing Crescent Moon in the Pleiades. 2116UT 1 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>
Juan Carlos Muñoz<p>🚨 Attention <a href="https://mastodon.online/tags/science" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>science</span></a> communicators! There are still a few days to apply for a cool <a href="https://mastodon.online/tags/scicomm" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>scicomm</span></a> <a href="https://mastodon.online/tags/job" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>job</span></a> at the ESO Supernova Planetarium here in Garching bei <a href="https://mastodon.online/tags/Munchen" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>Munchen</span></a>. </p><p>If you're passionate about getting audiences of all ages excited about <a href="https://mastodon.online/tags/astronomy" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>astronomy</span></a> and you're fluent in both English and German, apply here: <a href="https://recruitment.eso.org/jobs/2025_0019" rel="nofollow noopener noreferrer" translate="no" target="_blank"><span class="invisible">https://</span><span class="ellipsis">recruitment.eso.org/jobs/2025_</span><span class="invisible">0019</span></a></p><p>📷 ESO/P. Horálek</p><p><a href="https://mastodon.online/tags/FediHire" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>FediHire</span></a> <a href="https://mastodon.online/tags/astrodon" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>astrodon</span></a> <a href="https://mastodon.online/tags/space" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>space</span></a></p>
ESO<p>Supermassive black hole caught playing with its food!</p><p>The supermassive black hole at the centre of galaxy NGC 4945 is swallowing huge amounts of matter. Yet, contrary to a black hole’s all-consuming reputation, our Very Large Telescope (VLT) has caught it blowing out powerful winds of material. </p><p>This cone-shaped wind is shown in red in the inset image. In fact, the wind is moving so fast that it will end up escaping the galaxy altogether, lost to the void of intergalactic space.</p><p>Read more: <a href="https://www.eso.org/public/images/potw2513a/" rel="nofollow noopener noreferrer" translate="no" target="_blank"><span class="invisible">https://www.</span><span class="ellipsis">eso.org/public/images/potw2513</span><span class="invisible">a/</span></a></p><p>📷 ESO/C. Marconcini et al.</p><p><a href="https://astrodon.social/tags/astrodon" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>astrodon</span></a> <a href="https://astrodon.social/tags/astronomy" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>astronomy</span></a> <a href="https://astrodon.social/tags/astrophysics" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>astrophysics</span></a> <a href="https://astrodon.social/tags/space" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>space</span></a> <a href="https://astrodon.social/tags/science" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>science</span></a></p>
Starry Time Podcast<p>Here we have the <a href="https://universeodon.com/tags/Perseus" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>Perseus</span></a> cluster and <a href="https://universeodon.com/tags/Centaurus" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>Centaurus</span></a> cluster from <a href="https://universeodon.com/tags/Chandra" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>Chandra</span></a> 🤩 </p><p>Want to learn more about the <a href="https://universeodon.com/tags/constellations" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>constellations</span></a> where these live? </p><p>Check out our Perseus episode here: <a href="https://starrytimepodcast.podbean.com/e/perseus-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/perseus-cosmic-background/</span></a></p><p>And our Centaurus episode here: <a href="https://starrytimepodcast.podbean.com/e/centaurus-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/centaurus-cosmic-background/</span></a></p><p>📷 :<a href="https://chandra.harvard.edu/photo/2025/filaments/index.html" 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">/filaments/index.html</span></a><br><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/astronomy" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>astronomy</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/astrophotography" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>astrophotography</span></a> <a href="https://universeodon.com/tags/constellation" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>constellation</span></a> <a href="https://universeodon.com/tags/podcast" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>podcast</span></a> <a href="https://universeodon.com/tags/NASA" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>NASA</span></a></p>
cafuego 🔭🤦🏼‍♂️<p>As we’re heading into autumn, Orion starts to set earlier every day and the center of the Milky Way doesn’t rise until the early hours. </p><p>Carina and Vela are high in the sky and the southern cross is getting up there too.</p><p>We’re past best for the Magellanic Clouds, but other circumpolar objects are now moving into prime position. There are vast clouds of dark dust in the constellations of Chamaeleon and Musca.</p><p>The former is on my todo list, but I managed to sneak in a few hours on the Dark Doodad in Musca a week ago, despite some intermittent high cloud. </p><p>This dense snake is actually shaped more like a sheet, which we’re seeing edge-on. It blocks out the light from more distant stars.</p><p>The fuzz-ball on the right is a globular cluster, which sits 16,000 light years beyond everything else in this image.</p><p><a href="https://misanthrope.social/tags/astrophotography" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>astrophotography</span></a> <a href="https://misanthrope.social/tags/space" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>space</span></a> <a href="https://misanthrope.social/tags/Astronomy" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>Astronomy</span></a> <a href="https://misanthrope.social/tags/Astrodon" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>Astrodon</span></a></p>
Andrea Luck<p>Herbig Haro 49/50 - NASA/ESA JWST Space Telescope</p><p>Full size 5k: <a href="https://flic.kr/p/2qUL3JG" rel="nofollow noopener noreferrer" translate="no" target="_blank"><span class="invisible">https://</span><span class="">flic.kr/p/2qUL3JG</span><span class="invisible"></span></a><br>Credit: NASA/ESA/CSA/STScI/j.Roger/AndreaLuck CC BY</p><p>This is my interpretation of the data aligned by <span class="h-card" translate="no"><a href="https://astrodon.social/@Landru79" class="u-url mention" rel="nofollow noopener noreferrer" target="_blank">@<span>Landru79</span></a></span> </p><p>NASA/ESA JWST Space Telescope<br>Herbig-Haro 49/50 (protostellar jet) at 625 light-years<br>Time: 2024-08-06<br>Instruments: NIRCam, MIRI<br>Filters: F200W, F335M, F444W, F470N, F770W<br>Colours Assigned: Blue, Cyan, Green, Orange, Red<br>Proposal ID: 6558 <br>PI: Macarena Garcia Marin</p><p><a href="https://fosstodon.org/tags/Space" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>Space</span></a> <a href="https://fosstodon.org/tags/Astronomy" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>Astronomy</span></a> <a href="https://fosstodon.org/tags/Astrodon" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>Astrodon</span></a></p>
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