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#SETI

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SETI Institute<p>Early bird tickets for The <a href="https://mastodon.social/tags/DrakeAwards2025" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>DrakeAwards2025</span></a> are available!</p><p>You’re cordially invited to join the SETI Institute on May 20, 2025, for an unforgettable evening celebrating scientific discovery, innovation, and the search for life beyond Earth. Connect with pioneering researchers in <a href="https://mastodon.social/tags/SETI" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>SETI</span></a>, <a href="https://mastodon.social/tags/astrobiology" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>astrobiology</span></a>, and <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/science" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>science</span></a>, enjoy a gala dinner and awards ceremony, and engage with the brightest minds in the field.</p><p>Act now! The Early Bird sale ends in five days! </p><p>Tickets: <a href="https://www.eventbrite.com/e/drake-awards-2025-tickets-1251126907259" rel="nofollow noopener noreferrer" translate="no" target="_blank"><span class="invisible">https://www.</span><span class="ellipsis">eventbrite.com/e/drake-awards-</span><span class="invisible">2025-tickets-1251126907259</span></a></p>
Paul Houle<p>💫 Rotating black holes are packed with energy—here's how to unlock it</p><p><a href="https://phys.org/news/2025-03-rotating-black-holes-energy.html" rel="nofollow noopener noreferrer" translate="no" target="_blank"><span class="invisible">https://</span><span class="ellipsis">phys.org/news/2025-03-rotating</span><span class="invisible">-black-holes-energy.html</span></a></p><p><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/energy" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>energy</span></a> <a href="https://mastodon.social/tags/blackholes" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>blackholes</span></a> <a href="https://mastodon.social/tags/gravity" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>gravity</span></a> <a href="https://mastodon.social/tags/angularmomentum" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>angularmomentum</span></a> <a href="https://mastodon.social/tags/seti" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>seti</span></a></p>
Lazarou Monkey Terror 🚀💙🌈<p>Controversial Avi Loeb.....actually quite dull and rambling Avi Loeb. </p><p>Centauri Dreams is much better, I should be reading that instead of wasting time with that PT Barnum of SETI....</p><p><a href="https://www.centauri-dreams.org" rel="nofollow noopener noreferrer" translate="no" target="_blank"><span class="invisible">https://www.</span><span class="">centauri-dreams.org</span><span class="invisible"></span></a></p><p><a href="https://mastodon.social/tags/SETI" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>SETI</span></a></p>
Mark Whybird Fediverse Chicken<p>NASA have written this up here: <a href="https://www.nasa.gov/universe/exoplanets/webb-discovers-methane-carbon-dioxide-in-atmosphere-of-k2-18-b/" rel="nofollow noopener noreferrer" translate="no" target="_blank"><span class="invisible">https://www.</span><span class="ellipsis">nasa.gov/universe/exoplanets/w</span><span class="invisible">ebb-discovers-methane-carbon-dioxide-in-atmosphere-of-k2-18-b/</span></a></p><p>“The abundance of methane and carbon dioxide, and shortage of ammonia, support the hypothesis that there may be a water ocean underneath a hydrogen-rich atmosphere in K2-18 b. These initial <a href="https://aus.social/tags/Webb" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>Webb</span></a> observations also provided a possible detection of a molecule called dimethyl sulfide (DMS). On Earth, this is only produced by life. The bulk of the DMS in Earth’s atmosphere is emitted from phytoplankton in marine environments.”</p><p><a href="https://aus.social/tags/JamesWebb" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>JamesWebb</span></a> <a href="https://aus.social/tags/Space" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>Space</span></a> <a href="https://aus.social/tags/SETI" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>SETI</span></a> (well, life, not intelligence…) <a href="https://aus.social/tags/Science" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>Science</span></a> <a href="https://mastodon.social/@pomaranc/114187617832956778" rel="nofollow noopener noreferrer" translate="no" target="_blank"><span class="invisible">https://</span><span class="ellipsis">mastodon.social/@pomaranc/1141</span><span class="invisible">87617832956778</span></a></p>
SETI Institute<p><a href="https://www.12news.com/article/tech/science/laser-seti-search-for-aliens-sedona-richard-factor/75-0429299c-af20-4f05-ab08-8742bc839c7c" rel="nofollow noopener noreferrer" translate="no" target="_blank"><span class="invisible">https://www.</span><span class="ellipsis">12news.com/article/tech/scienc</span><span class="invisible">e/laser-seti-search-for-aliens-sedona-richard-factor/75-0429299c-af20-4f05-ab08-8742bc839c7c</span></a></p><p>If aliens are using lasers to communicate with each other, or trying to send a message to us Earthlings, there’s a good chance the instruments on Richard Factor’s roof will detect them. </p><p>But only if the night sky over Sedona is clear. </p><p>“This is one of my big hopes, big hobbies, big aspirations — to discover space aliens,” Factor said. </p><p>It’s why he offered his rooftop to host one of several optical instruments that form the growing LaserSETI network. </p><p><a href="https://mastodon.social/tags/science" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>science</span></a> <a href="https://mastodon.social/tags/seti" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>seti</span></a></p>
SETI Institute<p>Hi, everyone! We're curious to know what <a href="https://mastodon.social/tags/SETI" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>SETI</span></a> mentions have been circulating from pop culture of late. Anything fun? Interesting? We'd love to play in the sandbox with the big kids... let us know in the comments/replies!</p>
Lazarou Monkey Terror 🚀💙🌈<p>Do I think Elon Musk is so racist that he hates actual Space Aliens and will close down anything SETI or Exobiological at NASA?</p><p>I guess we're going to find out, aren't we?</p><p><a href="https://mastodon.social/tags/ElonMusk" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>ElonMusk</span></a> <a href="https://mastodon.social/tags/SETI" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>SETI</span></a> <a href="https://mastodon.social/tags/Exobiology" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>Exobiology</span></a> <a href="https://mastodon.social/tags/Musk" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>Musk</span></a> <a href="https://mastodon.social/tags/Rascism" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>Rascism</span></a> <a href="https://mastodon.social/tags/NASA" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>NASA</span></a></p>
SETI Institute<p>This month at the SETI Institute, exciting developments are shaping our understanding of the cosmos and the search for extraterrestrial life. </p><p>Read the full stories: <a href="https://www.seti.org/seti-institute-news-february-roundup" rel="nofollow noopener noreferrer" translate="no" target="_blank"><span class="invisible">https://www.</span><span class="ellipsis">seti.org/seti-institute-news-f</span><span class="invisible">ebruary-roundup</span></a> </p><p><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/science" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>science</span></a> <a href="https://mastodon.social/tags/scicomm" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>scicomm</span></a> <a href="https://mastodon.social/tags/moon" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>moon</span></a> <a href="https://mastodon.social/tags/mars" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>mars</span></a> <a href="https://mastodon.social/tags/seti" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>seti</span></a></p>
Prof. Abel Mendez<p>Imagine the story behind the Wow! Signal brought to life — a book, a script, and a film capturing the mystery and excitement of its discovery and aftermath. Coming in 2027 for its 50th anniversary. Share to help make it happen! 😉 <a href="https://astrodon.social/tags/RadioAstronomy" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>RadioAstronomy</span></a> <a href="https://astrodon.social/tags/History" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>History</span></a> <a href="https://astrodon.social/tags/SETI" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>SETI</span></a> <a href="https://astrodon.social/tags/astrobiology" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>astrobiology</span></a></p>
SETI Institute<p><a href="https://www.seti.org/detecting-earth-how-far-away-can-we-detect-earths-technosignatures" rel="nofollow noopener noreferrer" translate="no" target="_blank"><span class="invisible">https://www.</span><span class="ellipsis">seti.org/detecting-earth-how-f</span><span class="invisible">ar-away-can-we-detect-earths-technosignatures</span></a></p><p>How detectable is Earth to others with technology similar to our own?</p><p>In a recent SETI Live, Dr. Sofia Sheikh and Dr. Simon Steel from the SETI Institute explored Dr. Sheikh’s study examining how detectable Earth is to extraterrestrial civilizations. Rather than focusing on advanced megastructures like Dyson spheres, the research investigates the signals humankind currently emits and how they might be observed from afar. </p><p><a href="https://mastodon.social/tags/seti" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>seti</span></a> <a href="https://mastodon.social/tags/science" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>science</span></a> <a href="https://mastodon.social/tags/scicomm" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>scicomm</span></a></p>
Hari Tulsidas<p>4️⃣ Breakthrough Listen: Still No Aliens <br>After scanning millions of stars, the Breakthrough Listen project finds no signals from the Galactic Center. Are we looking for the wrong thing? Or are advanced civilizations deliberately hiding? <br>📖 <a href="https://iopscience.iop.org/article/10.3847/1538-3881/abfd36/pdf" rel="nofollow noopener noreferrer" translate="no" target="_blank"><span class="invisible">https://</span><span class="ellipsis">iopscience.iop.org/article/10.</span><span class="invisible">3847/1538-3881/abfd36/pdf</span></a><br><a href="https://masto.ai/tags/SETI" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>SETI</span></a> <a href="https://masto.ai/tags/PonderLab" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>PonderLab</span></a> <a href="https://masto.ai/tags/AliensWeek" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>AliensWeek</span></a></p>
SETI Institute<p>In this week's <a href="https://mastodon.social/tags/SETILive" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>SETILive</span></a> podcast, Dr. Sofia Sheikh discusses her recent research paper examining whether other advanced civilizations could detect Earth from our technosignatures alone. She also answers Simon Steel's question about what types of signals other than radio she analyzed.</p><p>Listen to the full podcast: <a href="https://www.seti.org/seti-live" rel="nofollow noopener noreferrer" translate="no" target="_blank"><span class="invisible">https://www.</span><span class="">seti.org/seti-live</span><span class="invisible"></span></a> </p><p><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/science" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>science</span></a> <a href="https://mastodon.social/tags/seti" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>seti</span></a> <a href="https://mastodon.social/tags/scicomm" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>scicomm</span></a> <a href="https://mastodon.social/tags/podcast" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>podcast</span></a></p>
Hari Tulsidas<p>2️⃣ 60 Years of Silence? <br>After decades of searching, we still haven’t detected technosignatures from alien civilizations. Is the silence a statistical anomaly—or are we alone? This study models the probability of alien contact over time. <br>📖 <a href="https://iopscience.iop.org/article/10.3847/1538-3881/acc327/pdf" rel="nofollow noopener noreferrer" translate="no" target="_blank"><span class="invisible">https://</span><span class="ellipsis">iopscience.iop.org/article/10.</span><span class="invisible">3847/1538-3881/acc327/pdf</span></a><br><a href="https://masto.ai/tags/SETI" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>SETI</span></a> <a href="https://masto.ai/tags/PonderLab" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>PonderLab</span></a> <a href="https://masto.ai/tags/AliensWeek" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>AliensWeek</span></a></p>
Westport Observatory<p>We hope you had a chance to see our speaker last night from the Very Large Array (VLA) radio telescope. It's on our YouTube channel now. Speaking of the VLA, another search for signs of alien civilizations has come up empty. The Commensal Open-source Multi-mode Interferometric Cluster (COSMIC) analyzed the signals for anything that appeared to be artificial in nature but none of them survived more rigorous analysis. <a href="https://ow.ly/Ikag50V2UPu" rel="nofollow noopener noreferrer" translate="no" target="_blank"><span class="invisible">https://</span><span class="">ow.ly/Ikag50V2UPu</span><span class="invisible"></span></a> </p><p><a href="https://vmst.io/tags/VLA" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>VLA</span></a> <a href="https://vmst.io/tags/COSMIC" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>COSMIC</span></a> <a href="https://vmst.io/tags/SETI" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>SETI</span></a> <a href="https://vmst.io/tags/Space" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>Space</span></a></p>
Prof. Abel Mendez<p>Milestone reached! We've finally determined the intensity of the Wow! Signal—one of its long-standing mysteries. Previous estimates were 54 Jy or 212 Jy. This new finding is just one of the key insights we’ll present in our upcoming paper, <a href="https://astrodon.social/tags/AreciboWow" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>AreciboWow</span></a> II. <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/RadioAstronomy" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>RadioAstronomy</span></a> <a href="https://astrodon.social/tags/SETI" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>SETI</span></a></p>
SETI Institute<p><a href="https://mastodon.social/tags/ICYMI" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>ICYMI</span></a> - SETI Live: Earth Detecting Earth</p><p>Findings of a recent study revealed that radio signals, such as planetary radar emissions from the former Arecibo Observatory, are Earth’s most detectable technosignatures, potentially visible from up to 12,000 light-years away. Simon Steel chatted with lead author Sofia Sheikh about the research's findings and their implications for the search for technosignatures. </p><p>Watch here: <a href="https://youtube.com/live/Od-1V9ZR2Kc" rel="nofollow noopener noreferrer" translate="no" target="_blank"><span class="invisible">https://</span><span class="">youtube.com/live/Od-1V9ZR2Kc</span><span class="invisible"></span></a> </p><p><a href="https://mastodon.social/tags/seti" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>seti</span></a> <a href="https://mastodon.social/tags/science" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>science</span></a> <a href="https://mastodon.social/tags/scicomm" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>scicomm</span></a></p>
SETI Institute<p>Next <a href="https://mastodon.social/tags/SETILive" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>SETILive</span></a>: Earth Detecting Earth<br>TODAY, Thursday, Feb 13, 2:30 PM PST</p><p>Findings of a recent study revealed that radio signals, such as planetary radar emissions from the former Arecibo Observatory, are Earth’s most detectable technosignatures, potentially visible from up to 12,000 light-years away. Join Simon Steel to chat with lead author Sofia Sheikh about the research's findings and their implications for the search for technosignatures. WATCH LIVE: <a href="https://youtube.com/live/Od-1V9ZR2Kc" rel="nofollow noopener noreferrer" translate="no" target="_blank"><span class="invisible">https://</span><span class="">youtube.com/live/Od-1V9ZR2Kc</span><span class="invisible"></span></a> </p><p><a href="https://mastodon.social/tags/seti" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>seti</span></a></p>
Timo Kissel<p>L-serine chemotaxis is a new twist on detection methods for extraterrestrial life (if chirality doesn't get in the way), assuming that that life isn't ... too alien</p><p><a href="https://mastodon.world/tags/SETI" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>SETI</span></a> <a href="https://mastodon.world/tags/astrobiology" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>astrobiology</span></a><br><a href="https://arstechnica.com/science/2025/02/how-to-go-fishing-for-life-on-another-planet-or-moon/" rel="nofollow noopener noreferrer" translate="no" target="_blank"><span class="invisible">https://</span><span class="ellipsis">arstechnica.com/science/2025/0</span><span class="invisible">2/how-to-go-fishing-for-life-on-another-planet-or-moon/</span></a></p>
SETI Institute<p>Search for ET Highlighted in Free eBook: <a href="https://www.leonarddavid.com/search-for-et-highlighted-in-free-ebook/" rel="nofollow noopener noreferrer" translate="no" target="_blank"><span class="invisible">https://www.</span><span class="ellipsis">leonarddavid.com/search-for-et</span><span class="invisible">-highlighted-in-free-ebook/</span></a></p><p>A signal is detected from other star folks. But what happens now?</p><p>The International Academy of Astronautics has outlined protocols for what to do if we discover extraterrestrials. </p><p>If you’re curious about the search for extraterrestrial intelligence, download a free eBook produced by the SETI Institute. </p><p><a href="https://mastodon.social/tags/seti" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>seti</span></a> <a href="https://mastodon.social/tags/bookstadon" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>bookstadon</span></a> <a href="https://mastodon.social/tags/science" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>science</span></a></p>
Prof. Abel Mendez<p>The revised Wow! Signal page now includes recalculated coordinates in both equatorial and galactic terms. The central frequency replaces the previous local oscillator frequency, and objects along with the continuum (CNT) are added. <a href="https://astrodon.social/tags/AreciboWow" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>AreciboWow</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/SETI" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>SETI</span></a></p>
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