Mike Simmons @Astro_MikeS
Astronomy for Equity, Blue Marble Space, DarkSky International Board, UCLA medical research (retired). Previous: Founder, Astronomers Without Borders. astro4equity.org California, USA Joined January 2010-
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A SpaceX Falcon 9 rocket sent NASA’s IMAP mission to space this (Wednesday) morning at 7:30am (ET), seen here transiting the newly risen Sun. Don’t worry — despite the shockwaves and plume, the Sun is just fine…
LAUNCH of NASA's IMAP and @NOAASatellites' SWFO-1 from the Kennedy Space Center! Seemed fitting to get the launch transiting the sun given the very important space weather benefits these spacecraft will give us in the years ahead! GO IMAP! GO SWFO-1! #FLwx
Amazing shot by @LucPerrot_Photo! Two comets in one telephoto image. They’re not traveling together but a very rare conjunction.
Amazing shot by @LucPerrot_Photo! Two comets in one telephoto image. They’re not traveling together but a very rare conjunction.
Our boldest photography project yet! From Above & Below, a mission to photograph the same subjects from Earth and space with National Geographic photographer, Babak Tafreshi. @BabakTafreshi traveled the world while I orbited around it, and together we created this perspective.
Where have I <cough> seen this <cough> before? 🚬🚬🚬
Where have I <cough> seen this <cough> before? 🚬🚬🚬
Lunar Eclipse Countdown! Be on the lookout for the lunar eclipse on 7–8 September! For more information on when and where it will be visible around the world: eclipseinoursharedsky.com/?fbclid=IwZnRz… #LunarEclipse2025
Midpoint of tonight's Titan shadow transit at 12:09 a.m., PDT/07:09UT. Taken from Pasadena, Meade 10-inch Schmidt-Cassegrain telescope, 2.5X barlow (F/25. Titan visible to upper left of Saturn's north pole (at top).
Plucking letters from words as needed to create the acronym you want. Acronym creation will the next Olympic sport. AI’s ultimate use case will be creating acronyms, freeing both astronomers and NASA engineers from the drudgery and saving society billions in labor costs.
Plucking letters from words as needed to create the acronym you want. Acronym creation will the next Olympic sport. AI’s ultimate use case will be creating acronyms, freeing both astronomers and NASA engineers from the drudgery and saving society billions in labor costs.
It’s not from around here... 🌌 The interstellar object 3I/ATLAS is passing through our cosmic neighborhood! Astronomer Brian Lemaux is leading this session, where students and the public will join the observing team live! Register ucsc.zoom.us/meeting/regist…
The 7th Shaw-IAU Workshop on Astronomy for Education, organised by the IAU Office of Astronomy for Education, will take place from 18 to 21 November 2025. astro4edu.org/shaw-iau/
Astrotourism provides jobs for guides and brings visitors to dark sky locations that are often the most remote and economically disadvantaged.
Astrotourism provides jobs for guides and brings visitors to dark sky locations that are often the most remote and economically disadvantaged.
🌟 Help measure sky brightness from wherever you are! 🌍✨ Join @GLOBEatNight & measure sky brightness until August 15, using just your phone, tablet, or computer! 📱💻 Every data point counts! Let’s hit 20,000 measurements by the end of 2025! 💫🌃
I don’t know where to begin, so I’ll start here: my view from one Dragon to another. I don’t have words yet for the whole experience, so a picture will have to do. This was my first attempt at a time-lapse (thank you, @Astro_Ayers, for many great tips). Aurora over the South…
3 galaxies at once! I photographed the Milky Way and both Magellanic Clouds in this star field from the SpaceX Crew 9 Dragon, on my new mission to the ISS.
Tom Lehrer even made science funny. And interesting. My parents had his records and we watched “That Was the Week that Was” where he wrote new songs each week. I watched some recordings of his performances recently. You should, too. They’re still great.
Tom Lehrer even made science funny. And interesting. My parents had his records and we watched “That Was the Week that Was” where he wrote new songs each week. I watched some recordings of his performances recently. You should, too. They’re still great.
Curious about life beyond Earth? Help grow this cosmic community by sharing our page with fellow space enthusiasts—and don’t forget to send us your questions using #AskAstroBio! Your curiosity fuels the conversation. Let’s explore together! @BlueMarbleSpace
🌟 Help measure sky brightness from wherever you are! 🌍✨ Join @GLOBEatNight & measure sky brightness until July 28, using just your phone, tablet, or computer! 📱💻 Every data point counts! Let’s hit 20,000 measurements by the end of 2025! 💫🌃 #LightPollution
The latest newsletter is out! In this feature: -Wellbeing techniques for astronomers -$1.5M Simons Foundation grant for a Caribbean project -Updates from St. Lucia, India, China & more 🔗Read here: astro4dev.org/iau-oad-newsle… #AstronomyForDevelopment #ScienceForSociety #Astro4Dev
Exciting times!
Happy 13th anniversary to when all the fireworks went off at once, at a Fourth of July event in San Diego.
Sky & Telescope @SkyandTelescope
128K Followers 472 Following The Essential Guide to Astronomy | We provide the world's leading compendium of information about the science and hobby of astronomy.
Dr. John Barentine FR... @JohnBarentine
5K Followers 2K Following Astronomer. Historian. Arizona native. Proud LGBT American. 🏳️🌈 Retiring to asteroid 14505. @[email protected]
David Eicher @deicherstar
4K Followers 1K Following Editor-in-Chief of Astronomy magazine, author of 26 books on science and history, drummer, Green Bay Packer fan, Starmus Festival, Asteroid Day, fun.
Siavash Saffarianpour @s_saffarianpour
50K Followers 1K Following در اينجا براساس تجربه شغلى بيشتر درباره رسانه، ترويج علم و برنامهسازى تلويزيون و رادیو نقد و نظر كوتاه مينويسم. پادكستهای من را میتوانید در اپ Castbox بشنوید.
Pouria Nazemi @pnazemi
9K Followers 3K Following Journalist | Media Researcher IN THESE NIGHTS Project | https://t.co/KIh24oPqqP | [email protected] | Support the project at https://t.co/M0waLUXkVy
Dr. Tanya Harrison @tanyaofmars
52K Followers 10K Following Professional Martian 🔴 Former ops/science team @NASAPersevere @MarsCuriosity @MarsRovers & more 🌎 Now space industry strategist 🚀🌈🇨🇦
Jason Major @JPMajor
72K Followers 5K Following Space exploration aficionado and NASA image processor. @ https://t.co/HotPjLJOi8
IAU-OAD @Astro4Dev
5K Followers 1K Following #Astronomy for positive developmental change. The Office of Astronomy for Development (OAD) is a joint project between @IAU_org & @NRF_News
Blue Marble Space Ins... @BlueMarbleSpace
6K Followers 671 Following Our mission is to explore life as a universal phenomenon and empower the next generation of scientists.
mohammad reza norouzi @norouzi_more
12K Followers 559 Following میکروبشناس سابق.طراح موزهی فعلی.روزنامه نگار علم (با معنی وسیعش نه فقط روزنامه).
Daniel Fischer @cosmo... @cosmos4u
14K Followers 4K Following All things astronomy and space - in tiny bits and pieces but mostly with links to more ... :-) Also on https://t.co/lye0UYWnL4 and https://t.co/PboT4txmBw
Shahrzad Mirsoltani @Shmirsoltani
5K Followers 598 Following Astronomy Educator Especially for Children @kargahesetare
Universe Today @universetoday
295K Followers 785 Following Universe Today - https://t.co/pIjWdm9tWM, a website about space and astronomy. Story feed moved to: https://t.co/3evgDq0mxi
Fraser Cain @fcain
44K Followers 4K Following 🚀 Space journalist, publisher of @universetoday. Mastodon https://t.co/JJOAOX1o7S Bluesky: https://t.co/Ls6y9yEtlF
Exotar @Exotar4293412
24 Followers 1K Following
Sky Wonders @SkyWondersNet
87 Followers 2K Following Your guide to the sky, astronomy, and magical celestial events. Follow along!
Hiqor @Hiqor3802
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Linda Buck @lindabuck21
3 Followers 168 Following I am hardworking, honest woman and a big dreamer. My biggest dream is to find a man who would share all my dreams and desires and build a strong relationship.
Abdulhadi Taqi @haditaqi
323 Followers 372 Following الامل عنواني والعلم سلاحي والضياء ملاذي، محب للقراءة والكتابة والفن ، صدر لي كتاب بعنوان : كن مميزًا❤️ ماجستير في تاريخ الفضاء 🚀
Madeleine Rose. @Hasretetin13
105 Followers 149 Following Finance strategist | Political science enthusiast |Curious mind, global perspective 🌏
Armando Lee @medlee1us
6 Followers 80 Following Family Physician Occupation Health and Safety Practitioner Astronomer
CutieLin❤️ @RuoxiLin0322
91 Followers 3K Following Beauty, brains & a little bit of bold 💁♀️💎 Single 😉
Yfriewu @Yfriewu7858696
20 Followers 2K Following
IAU_WGSN @IAU_WGSN
22 Followers 226 Following Working Group Star Names (WGSN) of the International Astronomical Union (@IAU_org)
Charlotte @Charlotte282391
27 Followers 373 Following
Kristy A @jackiesonteen
19 Followers 193 Following I live in Seattle. I'm an accountant. I'm single. I love traveling, beautiful scenery and delicious food.
Galactic Medallion Sp... @GalacticKSC
61 Followers 768 Following Galactic Medallion offers exclusive, luxury tours to NASA’s Kennedy Space Center and Florida’s Space Coast, tailored for adventure seekers and space enthusiasts
Musk official @musk8120
145 Followers 2K Following CEO AND CHIEF DESIGNER OF SPACEX.🪐 •CEO OF TESLA • 🚘•🚖 •AND 𝕏• FOUNDER OF THE BORING COMPANY. 💸・CO-FOUNDER OF NEURALINK OPENAL•✨🧔🏻♂️🚀📡🛰️
SaffronXWitch @Ooplarker331
2 Followers 172 Following
Doysmat @DoysmatNAM4LE
50 Followers 3K Following
LAYearn @YearnLa77326
32 Followers 4K Following
Noyshares @Noysharesa3lw
200 Followers 2K Following
Mohamed F. Aboushelib @MohamedFar89110
1 Followers 158 Following Ph.D. Astrophysics Night sky and light pollution
Tioron @Tioron9BJTmny
138 Followers 2K Following
Susan Kenneth @susankenneth21
70 Followers 435 Following A seasoned fundraiser devising effective strategies to enhance your brand's visibility and achieve results for your campaign. 🚀 #DigitalMarketingPro
Evelyn @Thorthurr8ZDW
23 Followers 657 Following
Shuetoys @ShuetoyszdNR3i
250 Followers 6K Following
Turchesoo @TurchesooVNyXc
85 Followers 2K Following
Rosario in Paris ᥫ�... @chayito09
75K Followers 6K Following Química-Bióloga, MSc Inmunología, sonorense haciendo ciencia. Torpe y distraída. No DM. I’ve got a feeling that keeps me on my toes ♪
Sezazi @Sezazi2461
2 Followers 28 Following Botanist ,I am working in the organization of parks and green spaces of Tehran Municipality ،
Thawthough @ThawthoughadrC
67 Followers 1K Following
Forever° @Forever187465
31 Followers 3K Following
ELON @elonvmuskk
205 Followers 7K Following Read @America to understand why I'm supporting Trump for President
Tewdrawsh @TewdrawshtX9y
117 Followers 3K Following
Lefroresh @Lefroresh1rdF_
150 Followers 3K Following
Lindsey Davenport @LindseyD87939
0 Followers 5 Following
Liam Kennedy @liamkennedy
2K Followers 2K Following SpaceTV Director for @Sen and the Inventor of the ISS-Above. #OverviewEffect #HumanSpaceFlight @ISSAboveYou
Anna Li @Li84395136
775 Followers 2K Following Vice President of Finance, Head of Los Angeles Region, Fosun Group. || @Columbia|| Alumni || @wef Young Global Leader🚫DM
Amirali Momeni🌙☀... @amiralimomeni
289 Followers 263 Following Science journalist | Graduate student In the middle of interstellar space with a head full of dreams.
Helen @85oLgUJG3U2xI
26 Followers 1K Following
Asociación Astronóm... @aaecastro
490 Followers 554 Following Asociación Astronómica y Educativa de Canarias 'Henrietta Swan Leavitt': Fomentando, con el ejemplo, las vocaciones científico-técnicas y humanístico-artísticas
Josie Mitchell @LuQian890407
511 Followers 5K Following Work hard, live happily, love your family, bear whatever you have to bear, and be happy with whatever makes you happy.
kochan_milky @ire_cash60525
48 Followers 650 Following freaky dirty kochan tata baby girl ⚕️⛎ if it's not nasty don't talk about it
IAU-OAD @Astro4Dev
5K Followers 1K Following #Astronomy for positive developmental change. The Office of Astronomy for Development (OAD) is a joint project between @IAU_org & @NRF_News
Blue Marble Space Ins... @BlueMarbleSpace
6K Followers 671 Following Our mission is to explore life as a universal phenomenon and empower the next generation of scientists.
Daniel Fischer @cosmo... @cosmos4u
14K Followers 4K Following All things astronomy and space - in tiny bits and pieces but mostly with links to more ... :-) Also on https://t.co/lye0UYWnL4 and https://t.co/PboT4txmBw
IAU Office of Astrono... @astro4edu
2K Followers 226 Following ⚠️ The Office of Astronomy for Education (OAE) is no longer active here. Follow us on Bluesky and Facebook instead!
Universe Today @universetoday
295K Followers 785 Following Universe Today - https://t.co/pIjWdm9tWM, a website about space and astronomy. Story feed moved to: https://t.co/3evgDq0mxi
Fraser Cain @fcain
44K Followers 4K Following 🚀 Space journalist, publisher of @universetoday. Mastodon https://t.co/JJOAOX1o7S Bluesky: https://t.co/Ls6y9yEtlF
Bahman Kalbasi @BahmanKalbasi
139K Followers 6K Following NYC/UN Correspondent: BBC: Persian Service. Iran, US politics & some Canada.
Astronomy for Equity @Astro4Equity
46 Followers 8 Following We Build STEM in Underserved Communities Webpage: https://t.co/0A41zHPr2O Donate here: https://t.co/BIj2o31m10…
TREKtivism @TREKtivism
330 Followers 351 Following A podcast, philosophy and fan initiative about applying Star Trek's core values to foster community and bring about positive social change.
IAU GA 2024 🌍 @astronomy2024
1K Followers 255 Following For the first time ever, the IAU General Assembly 2024 will be held in Africa and open to the public! Registration is now open!
Ron Rosano, #Galactic... @ronrosano
1K Followers 387 Following 668th human in space with @VirginGalactic #Galactic04 Oct 2023, going later w/ @BlueOrigin; @NASA Solar System Ambassador, astronomy educator since 1995.
International Astrono... @IAU_org
22K Followers 123 Following Founded in 1919, the International Astronomical Union (IAU) promotes and safeguards the science of astronomy through international cooperation.
Al Haddrell @ukhadds
7K Followers 74 Following Aerosol scientist/Aerobiologist, Canadian and #Canucks fan living in the UK. #eurovision enthusiast. I’m also at: https://t.co/Ut3mF6fa5w
TACT @TactNowInfo
7K Followers 592 Following COVID is Predictable COVID is Preventable Subscribe to TACT at: https://t.co/ujulQqE2CD backup account: [email protected]
The Human Space Progr... @HumanSpaceProg
152 Followers 197 Following A central project to develop a citizen-authored blueprint for conscious space migration and stewardship of the solar ecosystem. #OverviewEffect
Amazing Maps @amazingmap
594K Followers 14K Following Amazing maps brought to your attention. Turn our tweet notifications ON to never miss a tweet! Business/Map Ideas
Cincinnati Zoo @CincinnatiZoo
371K Followers 2K Following The #greenestzooinamerica is dedicated to creating adventure, conveying knowledge, conserving nature, and serving the community. Home of Fiona the hippo 🦛
ISS Above @ISSAboveYou
36K Followers 3K Following ISS Above is a device that lights up whenever the International Space Station is nearby (happens more than you think). Plus live HD views of the earth
Liam Kennedy @liamkennedy
2K Followers 2K Following SpaceTV Director for @Sen and the Inventor of the ISS-Above. #OverviewEffect #HumanSpaceFlight @ISSAboveYou
Cities at Night @cities4tnight
3K Followers 1K Following We want to create the first #NightMap made from images of the #ISS and generate knowledge about how #lightpollution is a real #citizenscience @Planb_team
Danny Deraney @DannyDeraney
116K Followers 2K Following | Emmy Winner | Ent. Publicist | @DeraneyPR | #GoodTwitter |#girldad | Timeline Cleanser | 🇱🇧 🇺🇸 🇮🇹 | Legacy Verified/Always Optimistic | 💍 |
AstroAccess @astroaccess
2K Followers 205 Following If we can make space accessible, we can make any space accessible.
Astronomy and Society @astro4society
2K Followers 762 Following We are the Astronomy & Society Group from Leiden Observatory and aim to engage the public with the wonders of the Universe 🚀🌌 #space #outreach #education
Aaron Collins @masknerd
50K Followers 125 Following Goal is to test and evaluate the best masks out there. Mask up and stay safe!
AfricaAstronomy @AfricaAstronomy
3K Followers 2K Following African Astronomical Society (AfAS) is the Pan-African professional society for astronomers.
Andy Slavitt Archived @aslavitt46
123K Followers 17 Following This is an archive of a Biden Administration account, maintained by the National Archives and Records Administration.
AstroGearToday @gear_astro
132 Followers 10 Following
Cosmic Perspective @considercosmos
86K Followers 2K Following Creating films, photos & immersive experiences to share the awe and wonder of space. Support our films-go behind-the-scenes https://t.co/U9AkFd1X61
Tweetbot by Tapbots @tweetbot
225K Followers 1 Following I was a Twitter client for iOS and Mac by @tapbots. Come say hi to my cousin Ivory (https://t.co/JPEbOpqml5).
Ben Feist @BenFeist
4K Followers 1K Following Data Vis & Informatics Software Engineer and Historian at NASA JSC. Creator of https://t.co/HthrcWboY5. @[email protected], @benfeist.bsky.social
Worldometer (Official... @Worldometers
98K Followers 21 Following Offical Twitter Account of https://t.co/DsRcOD7m9F - Real Time World Statistics
Richard Neher @richardneher
12K Followers 502 Following i am a biologist/physicist at the @biozentrum in Basel trying to understand how microbes evolve. I am rarely here -- find me at: @[email protected]
Eric Feigl-Ding @DrEricDing
696K Followers 14K Following Health & economic warnings. Health policy, epidemiology & nutrition info. Chair/Faculty @NECSI. Fmr @Harvard @JohnsHopkins. 📚 https://t.co/XTchMZVqd2. 👉See BlueSky.
Humanoid History @HumanoidHistory
95K Followers 1K Following All the wonders of space and time, from ancient lands to galaxies far, far away. Contact: [email protected]
PRISMM @santamonicamts
44 Followers 133 Following PRISMM advocates against excessive development that impacts the environment & safety of the residents of the Santa Monica Mountains. https://t.co/h7gChfbdfv
Trita Parsi @tparsi
160K Followers 4K Following 2010 Grawemeyer Award for Ideas Improving World Order Recipient. Executive VP @quincyinst. Author of Losing an Enemy & Treacherous Alliance. Views are my own.
Frank White @fwhite66
1K Followers 924 Following I'm the author of The Overview Effect, The New Camelot, and the Cosma Hypothesis, and I am interested in space exploration and human evolution.
Dr Hannah Dalgleish @astro_hsd
1K Followers 5K Following 🌟 Tungolcræfter | she/her | #KnowledgeExchange 🤝 #SciencePolicy 📝 #DarkSkies 🌌 @iayc 🏕️ @RoyalAstroSoc 🔭 @unisouthampton 🏫 | views my own
Astronomers Without B... @AWBNigeria
236 Followers 81 Following Dedicated to spreading Astronomy throughout Nigeria
Jerry S. Reedy @JerrySReedy1
159 Followers 5 Following Dedicated to my late grandfather, Jerry Reedy- Experimental Fabrication at NASA's Flight Research Center (1957-2008) & the history at Edwards AFB.
Randy Bresnik @AstroKomrade
56K Followers 48 Following Marine Fighter Pilot, Test Pilot, @NASA Astronaut, Citadel Grad, but most important: incredibly blessed to be a Husband and Father.
Mount Wilson Observat... @MtWilsonObs
8K Followers 205 Following Where we discovered our place in the universe. Home to the 60 & 100-inch telescopes, as well as the CHARA Array.
Virtual Telescope @VirtualTelescop
13K Followers 132 Following We literally bring the stars down to Earth. We're the leading facility in streaming the wonders of the Cosmos, live and in real time, directly through the web.
Mark T. Vande Hei @Astro_Sabot
68K Followers 83 Following NASA Astronaut, Flight Engineer for @Space_Station Expeditions 53 & 54 for Союз МС-06, and retired US Army Colonel.
Kjell Lindgren @astro_kjell
62K Followers 342 Following Husband, Father, Physician, Astronaut, Space nerd in paradise.
Conrad Hackett @conradhackett
129K Followers 908 Following Senior Demographer at @PewResearch Now primarily posting at https://t.co/abPXdAi6Mf Also https://t.co/qMIrbmrLja
Elise Andrew @Elise_Andrew
49K Followers 2K Following Award-winning science communicator. Forbes 30 to watch under 30. Autistic.
Chi Lupi 🐀 @spacewriter
3K Followers 943 Following On Earth, work in space. Love clear blue skies. Wear mask, wash hands, get shots. Watch launches! Science: it works! Joined July 2008. date below should match.Trends for United States
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