Planetary Science Institute (PSI) @planetarysci
PSI is a private nonprofit dedicated to studying the origin, characteristics, and evolution of Earth, our Solar System, and planetary systems around other stars psi.start.page Tucson, AZ Joined September 2013-
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"I am extremely excited to be working on the science team for the first landed Artemis mission... I anticipate spending much of the next year analyzing potential landing sites & taking a deeper dive into lunar highlands regolith structure." More: buff.ly/V7DDrTp
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PSI's Kirby Runyon was featured on the HELLO FUTURE podcast! Catch it here: buff.ly/IqWsx8b
However, coronagraphs can’t be used effectively on Earth due to scattered light in the atmosphere. But, the Moon lacks an atmosphere, so astronauts could create a handheld coronagraph for use on the surface. Learn more about the collection: buff.ly/M9qipVt
Happy Friday! 🌌 🎨 This week's #SciArt features a Coronagraph from the Moon, by PSI cofounder William K. Hartmann. A coronagraph is a device that blocks out direct light from the Sun so the corona can be studied.
#ClarkVision: Milky Way Rises Over Mesa Arch, Canyonlands Nat'l Park The Milky Way's center & the constellation Sagittarius are on the right side of the arch, & the Constellation Cygnus is above the left side of the arch, with the red North America Nebula. By PSI's Roger Clark.
We never know where PSI scientists will be next. For David Grinspoon, the answer was London for SWSX where he talked with Dune's production designer building worlds at the junction of science and fiction. Learn more in this @THR article. buff.ly/ycOHil5
#JunoCam: The many textures of Jupiter. Swipe through. This never gets old! Interested in processing your own JunoCam images? Visit: buff.ly/iFVvCkA 📸: NASA / SwRI / MSSS / Navaneeth Krishnan / Emma Wälimäki / Björn Jónsson / Tracy Prell
Read the full story: buff.ly/FbRVR6U
Her research focuses on how the surfaces of rocky planets, asteroids & moons in our Solar System evolve, specifically focusing on several themes including resurfacing on rubble pile asteroids, Martian polar surface variability & explosive volcanism on the Moon & Mercury.
Learn more about the award and how you can support this work inspired by Betty: buff.ly/1DSkFcW This story was featured in this week's newsletter. Read and subscribe: buff.ly/E0tvqzs
Happy Friday! 🪐 🐾 This week’s #PlanetaryPet is the award-winning 10-year-old Jax, a Belgian Malinois who cleared the field in ONE weekend to win all of these awards in Estes Park, CO. Jax lives with PSI Senior Scientist Robert Tokar.
Tomorrow, the Moon's motion & our calendar align! We get a 2nd full Moon in May at 4:10am PDT & the Moon is farthest from Earth (looks smaller) at 10:33am PDT. Put together, this makes a *Blue Micromoon*. Which is cool excuse to get you to think about the Moon. You're welcome.
The Pierazzo International Student Travel Award was begun by PSI in memory of Senior Scientist Betty Pierazzo to support and encourage graduate students to build international collaborations and relationships in planetary science. Interested in supporting? buff.ly/59DfCJs
Stewart, a University of Edinburgh graduate student, presented a talk titled “Amino Acid-Clay Interactions on Mars-Relevant Minerals: Insights from Molecular Simulations.”
#JunoCam: Four Jupiters, created by a citizen scientists with the username Klotz-41 Interested in processing your own JunoCam images and even making some #SciArt? Visit: buff.ly/GjvZn5u 📸: NASA/SwRI/MSSS/Klotz-41
That was the first time that I remember thinking that I could study the sky for a living—I felt like there were so many exciting things out there and so much that we still had to learn. Read the full Q&A and subscribe to our newsletter: buff.ly/MjgqQCA
"I remember one specific night when (my parents) pulled my brother and me out of bed to go for a walk, so that we could watch for meteors from the nearest open space. It was cold, and I was tired, but I was fascinated by staring up into the sky waiting to see streaks of light...
Happy Friday! Today's #SciArt features more art than science! PSI is headquartered in Tucson, AZ, known for its spectacular sunsets. This photo by PSI laboratory technician Neil Pearson captures our iconic saguaros in stark relief against a copper-tinted sky.
#JunoCam: Jupiter's bouquet This is a false-color image of Jupiter's northern circumpolar cyclones. Want to process your own JunoCam images? Visit: buff.ly/kDgvG5g 📸: NASA/SwRI/MSSS/Navaneeth Krishnan
Save the date! If you haven't already stopped by to see the Hartmann Collection, you'll have another chance! When: May 30, 11am-3pm Where: 1700 E. Fort Lowell Rd. Tucson, AZ 85719 (Just west of Campbell) Learn more: buff.ly/euhuGks
Jason Major @JPMajor
74K Followers 5K Following Space exploration aficionado and occasional NASA image processor.
Dr. Tanya Harrison @tanyaofmars
51K Followers 10K Following Professional Martian 🔴 Former ops/science team @NASAPersevere @MarsCuriosity @MarsRovers & more 🌎 Now space industry strategist 🚀🌈🇨🇦
James Tuttle Keane @jtuttlekeane
9K Followers 2K Following planetary scientist 🪐 JPL 🚀 science illustrator 🎨 trekkie 🖖 dog dad 🐶 Pasadena 🌹 views are my own 🏳️🌈 he/him
JGR-Planets @jgrplanets
4K Followers 259 Following Journal of Geophysical Research: Planets. Publishing planetary science. An AGU Journal.
Emily Lakdawalla @elakdawalla
149K Followers 2K Following Buy my art! https://t.co/N04O7cJhbB🪐 Planetary scientist, author, journalist, speaker, asteroid 274860. 🏳️🌈 Inactive here, now reside in the blue.
Dr James O'Donoghue @physicsJ
185K Followers 1K Following Only at https://t.co/pjGi9R4wdu | Planetary scientist & award-winning science communicator. Fellow @uniofreading, formerly @NASA
Peter Gao @PlanetaryGao
11K Followers 2K Following Planetary and Exoplanet Astronomer @ Carnegie Science. Opinions are my own
Dr Robin George Andre... @SquigglyVolcano
25K Followers 5K Following Award-Winning Science Journalist | Volcanology PhD | Stories in @nytimes @sciam @NatGeo etc | Author: SUPER VOLCANOES 🌋 and HOW TO KILL AN ASTEROID 🚀☄️💥☠️
Gordon Oz Osinski @drcrater
6K Followers 3K Following Prof @WesternU. 🇨🇦 Lunar Rover PI. Artemis III Science Team. Fellow @src_rsc @RCGS_SGRC @GeolSoc. Explorer. Geologist. Astronaut Trainer. Husband & Father.
The SETI Institute @SETIInstitute
676K Followers 2K Following Our mission is to lead humanity's quest to understand the origins and prevalence of life & intelligence in the universe and share that knowledge. #notjustaliens
Jamie L. Molaro @spacejammie
3K Followers 809 Following Planetary Scientist (@planetarysci), Artist, Musician, D&D Nerd, Epic Poet.
HiRISE: Beautiful Mar... @HiRISE
85K Followers 97 Following High Resolution Imaging Science Experiment (Mars Reconnaissance Orbiter, NASA). We are based out of the University of Arizona in Tucson, AZ.
Fraser Cain @fcain
43K Followers 4K Following 🚀 Space journalist, publisher of @universetoday. Mastodon https://t.co/JJOAOX1o7S Bluesky: https://t.co/Ls6y9yEtlF
Dr Pamela L Gay @starstryder
46K Followers 1K Following I am an astronomer, technologist, & creative focused on using new media to engage people in learning and doing science. Ideas & opinions are strictly my own.
Meena Wadhwa @minwadhwa
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Corey S. Powell @coreyspowell
78K Followers 1K Following A curious human. Opening minds @openmind_mag. Casting pods with @BillNye. AKA: https://t.co/CpYNl1MZWR and https://t.co/8DXboHh4d5
Prof. Abel Méndez �... @ProfAbelMendez
21K Followers 14K Following Planetary Astrobiologist and Director of the @PlanetaryHabLab. https://t.co/7BeiHYVpvk #exoplanets #astrobiology #habitability
Jani Radebaugh @radjanirad
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Nicholas Grindle @NicholasGr77719
0 Followers 21 Following
Anwar Ajaj @AnwarAjaj1
490 Followers 4K Following love learning new things and visit different places. Be brave. Take risks. Nothing can substitute experience. a runner and sports enthusiast 🏃🏻♀️🚴♀️🧗♀🚣
PlasmanityHQ @PlasmanityHQ
60 Followers 878 Following Plasmanity serves open cosmology communities researching the plasma-native nature of the cosmos. We also document plasma based life (PBL). #Exogeny360
richard davidson @richard01775401
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Pamela Lund Birbiglia @LundBirbiglia
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John Tollefsen @JohnTol71720
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JFK Whitlam @JfkWhitlam
1K Followers 6K Following "We choose to go there, not because it is easy, but because it is hard." Poverty is an international disgrace, We are all diminished by it.
Eric @FronEric
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Tridens Ad Astra @TridensAdAstra1
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Du Fon Cheng🐠 @DuFonChen
572 Followers 517 Following AmericaFirst .. With or without TRUMP! Beware of FAKE OPPOSITION! And never forget who signed off on the SCAMDEMIC! Economy still sucks
Mei_Jailer @JailerMei
4 Followers 118 Following
Josephine Davidson @Josephi94231695
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Kepler's Somnium @SomniumProject
2K Followers 2K Following Exploring Johannes Kepler's 'Somnium' science fiction c.1610 online in Kepler's Latin & English translation & this feed by human not AI @HHAspasia
Dean Tate @Avenger_Dean
129 Followers 567 Following Region locked goblin... wish it could've been different...
carrington storm @mariiannacurral
258 Followers 613 Following what doesn't kill you, makes you hate the people who tryed to kill you even more
humberto garcia monta... @humbertoga90425
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HandsomeJackyChen @HandsomeJacky
215 Followers 3K Following Hydrologist / Ag Economist on seasonal forecast value for optimum irrigation decisions💧Live Love Laugh 🇨🇳🇯🇵🇩🇪🇺🇸 Go Huskies! Boomer Sooner! Go Cougs!
Ben Lenson @lenson_ben
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Astronomy Tech @AstronomyT66
591 Followers 3K Following 🌌 Space, rockets & science made simple 🚀 Starship to stars | Daily cosmic vibes
Venkatesh Srinivas @signal_vs_noise
390 Followers 2K Following Engineer @google; Co-Founder https://t.co/3uTe3XDLgx; occasional climate & philanthropy
KawaD @Flint8777
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shuvo das @shatariyt7777
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Krittika Hansda @Kriti1649
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Dia @diacatalani
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Piotr Szlufik @PiotrSzlufik
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Alexandre Simon @Chikomiko5
38 Followers 298 Following Vulgarisateur scientifique | Curiosité infinie | Passion pour l’exploration du savoir.
CenobiumTV @CenobiumTV
94 Followers 2K Following Follow: https://t.co/l5nOGEeJ4r Streaming to: https://t.co/Py85bSTncB https://t.co/eNeeFrZeQ3
鈴木喜生 Yoshio S... @suzuki_rocket
466 Followers 597 Following 基本的にはフリー編集者。備忘録（ネタ帳）として情報をアップ。著書は「宇宙望遠鏡と驚異の大宇宙」（朝日新聞出版）など。 ForbesやJBpress Innovation Reviewなどに寄稿しています。
Insanity @InsanityLive1
123 Followers 654 Following I am Insanity, i like making art and sometimes videos.
Miao @SXNUER
7 Followers 533 Following
Krinner @krinner02
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Roger Olascoaga🇨�... @olascoaga_24808
345 Followers 7K Following ARTISTA PLÁSTICO Y DISEÑADOR GRÁFICO 🎨🖌️🖍️✏️✒️📐. El comunismo no debería existir;es una ideología intrínsecamente perversa todo lo destruye y corrompe
Quality Pete @qualit93700
681 Followers 3K Following Voted for every Dem candidate since Carter. NJ Attorney sworn to defend the Constituton. I'm not based in Ireland. Never been there. Account created in USA.
Jorge Recatalá @RecatalaJorge
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Shawn Wright @Marsbasalt
5 Followers 23 Following Exploring impactites and basalts on the Earth and Mars. Mars via proxy.
Starship_HLS_Moon_Mar... @NavyVetWashbg67
277 Followers 3K Following SpaceX/Commercial Spaceflight/NASA/Stargazer/Smart Telescope /Astronomy/Astrophotography/Moon/Mars/Guitars/Bands/Music/Travel/Retired Fed Employee/Navy Veteran
Ricard Martorano Gomi... @GomisMarto43539
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Cheney! @downthehighway
130 Followers 1K Following they/any • 27 \\ bite down, or let go \\ lost, gone and unknown for a long, long time
Adi 🦖 @PrimordialAstra
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Susan Sanders @sanderssusan
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John Hidalgo @JohnnyBDad
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entre reglamentos @schfm84
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manuel vera @prudente2025
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Dongseok Yun @dongseok1997
0 Followers 131 Following PhD student at Kyung Hee University Space plasma physics & planetary science
NASA JPL @NASAJPL
3.7M Followers 127 Following The Jet Propulsion Laboratory advances science and discovery through NASA robotic missions exploring Earth, the solar system, and the universe.
Jason Major @JPMajor
74K Followers 5K Following Space exploration aficionado and occasional NASA image processor.
Thomas Zurbuchen @Dr_ThomasZ
120K Followers 695 Following Prof and Director ETHZ|Space. Explorer, Innovator, Speaker, Searcher. NASA’s Former and Longest Continually Serving Head of Science.
Dr. Tanya Harrison @tanyaofmars
51K Followers 10K Following Professional Martian 🔴 Former ops/science team @NASAPersevere @MarsCuriosity @MarsRovers & more 🌎 Now space industry strategist 🚀🌈🇨🇦
James Tuttle Keane @jtuttlekeane
9K Followers 2K Following planetary scientist 🪐 JPL 🚀 science illustrator 🎨 trekkie 🖖 dog dad 🐶 Pasadena 🌹 views are my own 🏳️🌈 he/him
JGR-Planets @jgrplanets
4K Followers 259 Following Journal of Geophysical Research: Planets. Publishing planetary science. An AGU Journal.
Emily Lakdawalla @elakdawalla
149K Followers 2K Following Buy my art! https://t.co/N04O7cJhbB🪐 Planetary scientist, author, journalist, speaker, asteroid 274860. 🏳️🌈 Inactive here, now reside in the blue.
The SETI Institute @SETIInstitute
676K Followers 2K Following Our mission is to lead humanity's quest to understand the origins and prevalence of life & intelligence in the universe and share that knowledge. #notjustaliens
Jamie L. Molaro @spacejammie
3K Followers 809 Following Planetary Scientist (@planetarysci), Artist, Musician, D&D Nerd, Epic Poet.
HiRISE: Beautiful Mar... @HiRISE
85K Followers 97 Following High Resolution Imaging Science Experiment (Mars Reconnaissance Orbiter, NASA). We are based out of the University of Arizona in Tucson, AZ.
Fraser Cain @fcain
43K Followers 4K Following 🚀 Space journalist, publisher of @universetoday. Mastodon https://t.co/JJOAOX1o7S Bluesky: https://t.co/Ls6y9yEtlF
Dr Pamela L Gay @starstryder
46K Followers 1K Following I am an astronomer, technologist, & creative focused on using new media to engage people in learning and doing science. Ideas & opinions are strictly my own.
LPItoday @LPItoday
6K Followers 563 Following Provides support services to NASA and the planetary science community and conducts planetary science research. Formerly @LPI_Library.
Alan Stern @AlanStern
39K Followers 2K Following Planetary Scientist. Flown Commercial Research Astronaut. Pilot. Author. Speaker. Dad. Explorer. Optimist. Not in that order.
Planetary Society @exploreplanets
241K Followers 856 Following Find your place in space. Become a member today at https://t.co/DNYphy7mtd
Dr. Caitlin Ahrens �... @AhrensScience
4K Followers 5K Following Postdoc at UMD, working at NASA Goddard. Lunar exploration scientist. Space Outreach! Ten Outstanding Young Americans 2018. WVU alum. Views are my own.
Kat Volk @kat_volk
2K Followers 664 Following planetary scientist and cat enthusiast https://t.co/GLMqWUJIwe
APStylebook @APStylebook
326K Followers 24K Following A full suite of products to help you stay in style, whether on your desktop, laptop, smartphone or tablet
AURA @AURADC
5K Followers 1K Following AURA is a leading organization in developing and operating world-class observatories and #astronomy research #science #telescope #astrophysics @NASA @NSF
University of Arizona @uarizona
160K Followers 734 Following Arizona Wildcats fuel curiosity, ask bigger questions, and conquer greater challenges. #BearDown
Town of Marana @townofmarana
6K Followers 76 Following The official Twitter account for the Town of Marana. Fastest growing community in southern Arizona. Terms of use: https://t.co/2YOBSKcEza
12 News @12News
219K Followers 8K Following We are dedicated to journalism, dedicated to you and dedicated to Arizona. News tip? [email protected] or call/text 602-444-1212. A TEGNA company.
European Space Agency @esa
1.9M Followers 1K Following We're the European Space Agency, keeping you posted on European space activities. Please see our Privacy Notice: https://t.co/UkkEqaKmlL
World Science Festiva... @WorldSciFest
51K Followers 4K Following Bringing together great minds in #science and the #arts.
NSF-DOE Rubin Observa... @VRubinObs
25K Followers 367 Following Rubin will #CaptureTheCosmos in exquisite detail starting in 2026 🌌 Funded by @NSF and @DOEScience. Para español: https://t.co/JXSHsXeBwQ
Sloan Digital Sky Sur... @sdssurveys
7K Followers 996 Following Tweeting about mapping the Universe @MilkyWayMapper @BlackHoleMapper @LocalVolMapper
Tucson Sentinel @TucsonSentinel
12K Followers 2K Following Tucson Sentinel's independent nonprofit newsroom learns from & informs Southern Arizonans about the community challenges & unique culture of our Borderlands.
Inside Tucson Busines... @azbiz
13K Followers 733 Following Your source for Southern Arizona business news.
NOIRLab @NOIRLabAstro
8K Followers 875 Following @NSF NOIRLab is the preeminent US national center for ground-based, nighttime optical and infrared astronomy. Para español siga a @NOIRLabAstroES
Giant Magellan Telesc... @giantmagellan
15K Followers 2K Following Built to find life beyond Earth and discover the unknown. The Universe Awaits®
AZPM @azpublicmedia
13K Followers 955 Following Southern Arizona's @PBS & @NPR affiliate. AZPM aims to inform, educate and entertain the people of Southern Arizona. Listen: 89.1 FM Watch: PBS 6
University of Arizona... @uazresearch
7K Followers 1K Following Office of Research & Partnerships. Supporting the world-class research enterprise at @uarizona, a top-ranked public university.
Downtown Tucson @DowntownTucson
23K Followers 2K Following History. Culture. Art. Food. Entertainment. Shopping. Events. #DowntownTucson Produced by the Downtown Tucson Partnership.
Tucson Weekly @tucsonweekly
53K Followers 3K Following The Tucson news source that matters. Politics, culture, arts, music, food and everything else that makes our city great in print and online.
KGUN 9 @kgun9
74K Followers 559 Following KGUN 9 is Southern Arizona's station for breaking news, weather and sports. Email news tips to [email protected] or call 520-290-7726.
Whats Up Tucson @whatsuptucson
176K Followers 22K Following What's Up in Tucson. Local info, events, and emergency incidents produced by Ken Carr. For promo or donations visit https://t.co/dSt86QbXyI
KOLDNews @KOLDNews
96K Followers 2K Following Tweet us tips, comments - whatever - any time. Covering Southern AZ: Tucson, Sierra Vista, Nogales, Marana, Sahuarita, Green Valley and Oro Valley.
City of Tucson @cityoftucson
53K Followers 411 Following The official City of Tucson government Twitter account
Habitable Worlds Obse... @HabitableWorlds
126 Followers 45 Following The Habitable Worlds Observatory is a next-generation telescope and currently starting to take shape, and aims to search for signs of life on habitable worlds.
NASA Watch @NASAWatch
126K Followers 2K Following Unofficial NASA News Coverage Since 1996. Edited by @KeithCowing
Merriam-Webster @MerriamWebster
1.1M Followers 1K Following noun | a reference source containing words alphabetically arranged along with information about their forms, pronunciations, functions, and etymologies
International Astrono... @IAU_org
21K Followers 122 Following Founded in 1919, the International Astronomical Union (IAU) promotes and safeguards the science of astronomy through international cooperation.
geosociety @geosociety
75K Followers 939 Following The Geological Society of America (GSA) unites earth scientists and facilitates the sharing of scientific findings about our planet and universe.
Arizona College of Sc... @UAZScience
2K Followers 365 Following University of Arizona College of Science - Dedicated to our Students, Research, Outreach and BEYOND. #BearDown
Mackenzie White @MackenzieMtn
331 Followers 445 Following Planetary geophysics PhD. Science journalist + video/photography. Just really loves rocks and her dog.
Mikayla Mace Kelley @mikaylagram
660 Followers 1K Following
Donald E Davis @DDAVISSPACEART
4K Followers 212 Following I am a space artist, portraying the wonders out there being revealed by space exploration. I now create fulldome animations for Planetariums.
Shawn Wright @Marsbasalt
5 Followers 23 Following Exploring impactites and basalts on the Earth and Mars. Mars via proxy.
Carly Howett @CarlyHowett
2K Followers 221 Following Planetary scientist, mediocre triathlete and lonely occupant of period dramas ∩ all things geek in the 'things people love' Venn diagram.
Michael Petter💉 �... @MikPetter
169 Followers 230 Following Ecologer and Fractal Art Hobbyist - find me in the Fediverse
Evrim Ağacı @evrimagaci
1.1M Followers 435 Following Bilimseverlerin buluşma noktası... Karanlığı bilimle fethet! 🔬💪 💌 Bilimi Yaymamıza Destek Ol: https://t.co/zbuHojUwGa 📸 Instagram: https://t.co/1ky5VRSYOY
AstroAccess @astroaccess
2K Followers 202 Following If we can make space accessible, we can make any space accessible.
DaNel Hogan @STEMAZingST
2K Followers 2K Following Cultivating #STEM minds, empowering teacher leaders, and collecting #STEMontheCheap ideas to share! Tweets are my own.
IvaForkapa @ivadel1ce
5 Followers 24 Following
Thomas Thomopoulos @ThThomopoulos
243 Followers 3K Following Credit for sdo images: courtesy of NASA/SDO and the AIA, EVE and HMI science teams https://t.co/zKeWsJichD
MARSHALL TABETAH @MTabetah
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Lior Rubanenko @Liorruba
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Meg Schwamb @megschwamb
5K Followers 479 Following Planetary scientist & astronomer at Queen’s University Belfast: KBOs, Planet Four(Mars), MBCs(Comet Hunters),LSST SSSC co-chair. Opinions tweeted are my own
European Geosciences ... @EuroGeosciences
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