Jim Free
@jimfree
Former NASA Associate Administrator
ID: 50470416
https://www.nasa.gov/people/james-free-2/ 24-06-2009 22:56:33
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NASA_EDGE
@nasa_edge
An Inside and Outside Look at All Things NASA!
NASA Astrobiology: Exploring Life in the Universe
@nasaastrobio
Studying the origin and evolution of life on Earth to inform the search for life elsewhere in the Universe. Verification: nasa.gov/socialmedia
NASA Ames
@nasaames
We're NASA's center in Silicon Valley. Verification: nasa.gov/socialmedia
NASA's Launch Services Program
@nasa_lsp
Earth's Bridge to Space✨NASA’s provider of a commercial launch experience, matching spacecraft to launch vehicles since 1998! 🚀Up Next: IMAP/SWFO-L1/Carruthers
NASA's Kennedy Space Center
@nasakennedy
🚀We are the world’s preeminent launch complex for government and commercial space access. We usually post in ET. Verification: nasa.gov/socialmedia
ESA Operations
@esaoperations
From Earth orbit to deep space: sharing the excitement of realtime mission operations at the European Space Agency 🛰🕹️ Home of Space Safety 🛡️💙
NASA HQ PHOTO
@nasahqphoto
NASA Headquarters Photo Department. Washington, DC
NASA Rover Challenge
@roverchallenge
#NASAHERC, an Artemis Student Challenge, tasks teams to design, build, and test human-power or remote-control rovers. Verification: nasa.gov/socialmedia
Bill Nelson
@senbillnelson
Fifth generation Floridian, U.S. Senator, 14th NASA Administrator
NASA Marshall
@nasa_marshall
#NASAMarshall delivers NASA's most vital propulsion systems, launch vehicles, cutting-edge science, and more. Verification: nasa.gov/socialmedia
NASA Student Launch
@studentlaunch
Student Launch challenges students to create, fly, and safely return rockets and scientific payloads. Verification: nasa.gov/socialmedia
The GLOBE Program
@globeprogram
GLOBE connects students, teachers, scientists, and the public from around the world to better understand the Earth. @NASA @NSF @NOAA and U.S. State Dept.
NASA Wallops
@nasawallops
NASA's Wallops Flight Facility is NASA's only owned and operated launch range. Located on the Eastern Shore of Virginia. Verification: nasa.gov/socialmedia
Kjell Lindgren
@astro_kjell
Husband, Father, Physician, Astronaut, Space nerd in paradise.
NASA Astronauts
@nasa_astronauts
Hear from NASA astronauts, plus updates on astronaut activities.
NASA's Johnson Space Center
@nasa_johnson
Lead center for the @Space_Station, @NASA_Orion, and @NASA_Gateway. Home to Mission Control and the @NASA_Astronauts corps. 🚀 nasa.gov/socialmedia
UK Space Agency
@spacegovuk
We boost UK prosperity, understand the Universe, and protect our planet and outer space.
Canadian Space Agency
@csa_asc
The Canadian Space Agency coordinates all civil, space-related programs on behalf of the Government of Canada. Terms: bit.ly/1KcFPYP (Français @asc_csa)
JAXA(Japan Aerospace Exploration Agency)
@jaxa_en
JAXA performs various activities from basic research to development and utilization in the fields of space and aeronautics.
Doug Wheelock
@astro_wheels
Test Pilot; Astronaut: STS-120, Soyuz TMA-19, ISS Expedition 24/25; ISS Commander; Spacewalker; Proud Husband & Dad; Veteran; Poet; @NASA Artemis Project 🚀💫
Loral O'Hara
@lunarloral
@NASA Astronaut, Group XXII 🐢
Matthew Dominick
@dominickmatthew
NASA STEM
@nasastem
We are engaging students in NASA’s exciting missions, broad range of careers, and unique opportunities. Verification: nasa.gov/socialmedia
Space Launch Delta 45
@sldelta45
Official twitter of Patrick Space Force Base & Cape Canaveral Space Force Station. Following and RT ≠ Endorsement. #SetThePaceForSpace
Human Spaceflight
@esaspaceflight
Sharing news on European human spaceflight, astronaut training, science with gravity and Orion's European Service Module
Reid Wiseman
@astro_reid
Astronaut | Aquanaut | Artemis II
Jeremy R. Hansen
@astro_jeremy
@csa_asc astronaut. Artemis II crewmember | Astronaute @asc_csa. Membre de l’équipage d’Artemis II
NASA Data Science
@nasadata
Data and information driving better decision making on Earth and in space.
NASA International Space Apps Challenge
@spaceapps
The largest annual global hackathon 🚀 Join us on Oct. 4-5, 2025! Verification: nasa.gov/socialmedia
NASA Commercial Crew
@commercial_crew
🚀We are space explorers transporting humans to and from the @Space_Station through government-commercial partnerships! Verification: nasa.gov/socialmedia
星出 彰彦 (JAXA宇宙飛行士)
@aki_hoshide
JAXA宇宙飛行士。 2008年6月、スペースシャトル「ディスカバリー号」でSTS-124/1Jミッションに参加、国際宇宙ステーション（ISS)「きぼう」日本実験棟の組立に携わる。2012年7月〜11月、ISSに長期滞在。2021年4月〜クルードラゴン運用2号機にて打ち上げ、ISS滞在。第65次長期滞在クルー船長。
NASA ScienceCasts
@nasasciencecast
NASA video series covering fun, interesting, and unusual science and research topics from the International Space Station and NASA’s science missions.
Thomas Pesquet
@thom_astro
Astronaute 🇪🇺🇫🇷, pilote, ingénieur, deux missions vers l'ISS, parrain @ONG_ASF / 🇫🇷 astronaut w/ESA back on Earth after #MissionAlpha and #MissionProxima
NASA_SLS
@nasa_sls
NASA's Space Launch System is a heavy-lift rocket capable of powering the Orion spacecraft and cargo beyond low Earth orbit. Verification: nasa.gov/socialmedia
Sunita Williams
@astro_suni
NASA Astronaut and Starliner Crew Flight Test Pilot, veteran of two space missions (Expeditions 14/15 and 32/33) and ISS Commander for Expedition 33.
NASA's IV&V Program
@nasaivv
Tweets from NASA's IV&V Program. Verification: nasa.gov/socialmedia
NASA JSC Students
@nasajscstudents
We've moved! Check us out at our new home at @NASAInterns. This account is archived.
NASA Space Communications and Navigation
@nasascan
Overseeing the agency's Near Space Network and Deep Space Network. Science and exploration, enabled. Verification: nasa.gov/socialmedia
Jessica Meir
@astro_jessica
NASA Astronaut. Comparative physiologist. Mother. Explorer. Nature lover. 205 days on @Space_Station. #Expedition61 #Expedition62
COL Anne McClain
@astroannimal
Astronaut, Army Helicopter Test Pilot. Commander, Crew-10 (🚀 14 Mar 2025). FE, Soyuz MS-11. International Space Station Exp. 58-59, 72-73. IG @astro_annimal
NASA Solve
@nasasolve
NASA Solve has moved! Follow @NASAPrize for updates on NASA prizes, challenges, and crowdsourcing opportunities and news.
Stephanie Wilson
@astro_stephanie
NASA Astronaut (STS-121, STS-120 and STS-131), Aerospace Engineer
РОСКОСМОС
@roscosmos
В соответствии с постановлением Роскомнадзора о блокировке доступа к Twitter сообщаем, что Роскосмос приостанавливает публикацию материалов на этой площадке.
Nicole Mann
@astroduke
NASA Astronaut, USMC Test Pilot, SpX Crew-5 Commander
Vanessa Wyche
@v_wyche
Acting Associate Administrator @NASA, Public Speaker, Philanthropist, #STEM Advocate and Mom. Verification: nasa.gov/socialmedia
NASA Tech Transfer
@nasasolutions
Bringing NASA technology down to Earth! Check out patented NASA technologies available for licensing on our website. Verification: nasa.gov/socialmedia
Jeanette J. Epps, PhD
@astro_jeanette
NASA Astronaut currently aboard the International Space Station, Aquanaut and Ph.D in Aerospace.
NASA's Exploration Ground Systems
@nasagroundsys
We build, launch, and recover rockets and spacecraft for Artemis, humanity’s return to the Moon. 🚀🌕
NASA Europa Clipper
@europaclipper
NASA's Europa Clipper mission will find out if the conditions are right for life on Jupiter's icy moon Europa.
Christina H Koch
@astro_christina
NASA Astronaut who lived and worked on the International Space Station
Josef Aschbacher
@aschbacherjosef
@ESA Director General - taking European space to the next level
Israel Space Agency 🇮🇱
@ilspaceagency
Israel #Space Agency (ISA), under the Ministry of #Innovation, #Science and #Technology, is spearheading Israel's civilian space program. 🇮🇱🚀🌑
Jonny Kim
@jonnykimusa
NASA astronaut. Sharing stories of education, camaraderie, and the inspiring humans behind our public service.
NASA Citizen Science
@donasascience
Discover how YOU can do real NASA Science and explore NASA Science activities for all. Verification: nasa.gov/socialmedia
Catherine Koerner
@cathy_koerner
Associate administrator for Exploration Systems Development Mission Directorate, former @NASA_Orion program manager and flight director, wife and mom
Gateway Lunar Space Station
@nasa_gateway
Humanity's first lunar space station / Scientific discovery through deep space exploration / Paving the way to Mars. Verification: nasa.gov/socialmedia
NASA Space Science
@nasaspacesci
Space is one of our many labs. Our experiments help us go farther and stay longer, while also benefiting life on Earth! 🔬 ✨ Verification: nasa.gov/socialmedia
Dr. Nicky Fox
@nasascienceaa
@NASA Science Associate Administrator 🛰️ Rocket Scientist | Pioneer | Explorer 🔭 Verification: nasa.gov/socialmedia
NASA Space Operations
@nasaspaceops
The Space Operations Mission Directorate enables sustained human exploration missions & operations in low Earth orbit. Verification: nasa.gov/socialmedia
Randy Bresnik
@astrokomrade
Marine Fighter Pilot, Test Pilot, @NASA Astronaut, Citadel Grad, but most important: incredibly blessed to be a Husband and Father.
Woody Hoburg
@astro_woody
engineer
Bob “Farmer” Hines
@astro_farmerbob
Christian, Husband, Father, Astronaut (Group XXII), Crew-4 Pilot, USAF Test Pilot, Strike Eagle Driver, tennis player 🎾, runner 🏃♂️, marginal golfer 🏌️♂️
Josh Cassada
@astro_josh
Unretired physicist. Former NASA Astronaut. US Navy Captain (Ret.) and Test Pilot. Husband and Dad. (Not in order.)
Astronaut Andrew “Drew” Morgan
@astrodrewmorgan
Husband, Father...Soldier, Physician, Astronaut. Served on board the International Space Station for Expeditions 60, 61 and 62.
Raja Chari
@astro_raja
NASA Astronaut Class XXII