
NASA APPEL Knowledge Services
@nasa_appel
We give NASA’s technical workforce the skills and knowledge needed for mission success.
Verification: nasa.gov/socialmedia
ID: 15662569
http://appel.nasa.gov 30-07-2008 16:51:29
5,5K Tweet
45,45K Followers
187 Following

NOAA
@noaa
NOAA provides science, service and stewardship to protect life, property & Earth's natural resources. An agency of @CommerceGov. Join us on Instagram & Facebook
NASA Sun & Space
@nasasun
We study the Sun and its effects on Earth and other worlds, helping protect astronauts, satellites, and more. Verification: nasa.gov/socialmedia
NASA Solar System
@nasasolarsystem
We are NASA's Planetary Science Division. Ride along with us as we explore the worlds of our solar system.
NASA Mars
@nasamars
NASA’s official Twitter account for all things Mars. Join us as we explore the Red Planet!
NASA Ames
@nasaames
We're NASA's center in Silicon Valley. Verification: nasa.gov/socialmedia
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
NASA Exoplanets
@nasaexoplanets
We're the NASA team looking for – and finding – new worlds. Verification: nasa.gov/socialmedia
NASA Atmosphere
@nasaatmosphere
NASA studies the atmospheres of our planet and others to better understand weather and climate on Earth – and beyond. Verification: nasa.gov/socialmedia
NASA JPL
@nasajpl
The Jet Propulsion Laboratory manages many of NASA's robotic missions exploring Earth, the solar system, and our universe. (Verification: nasa.gov/socialmedia)
NASA Goddard
@nasagoddard
Welcome to your friendly neighborhood space flight center, home to the largest community of scientists & engineers on Earth. Verification: nasa.gov/socialmedia
European Space Agency
@esa
We're the European Space Agency, keeping you posted on European space activities. Please see our Privacy Notice: esa.int/connectwithus
NASA Asteroid Watch
@asteroidwatch
@NASA’s Planetary Defense Coordination Office detects, tracks, and characterizes Near-Earth Objects to enable mitigation of potential future impacts.
NASA Earth
@nasaearth
NASA’s favorite (habitable) planet. 🌎💚 Studying Earth from ground to orbit. Verification: nasa.gov/socialmedia
United States Space Force
@spaceforcedod
Official U.S. Space Force twitter: The appearance of hyperlinks does not = endorsement. Comment moderation & endorsement policy: af.mil/Disclaimer
NASA Universe
@nasauniverse
Your backstage pass to the universe and how NASA studies it. Verification: nasa.gov/socialmedia
NASA Laser Communications
@nasalasercomm
We've moved! ! For the latest updates on NASA’s laser communications efforts, please follow us at @NASASCaN.
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.
Orion Spacecraft
@nasa_orion
The safest spacecraft designed by NASA, Orion is carrying humanity to the Moon and beyond. facebook.com/NASAOrion/
Kjell Lindgren
@astro_kjell
Husband, Father, Physician, Astronaut, Space nerd in paradise.
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
USGS Landsat
@usgslandsat
Official USGS account for the Landsat Program - a series of Earth-observing satellites co-managed by @USGS & @NASA. Imaging the Earth since 1972.📡🛰️
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)
NASA History Office
@nasahistory
This is the NASA History Office's official X account. We're happy that you share our passion for aerospace history. Verification: nasa.gov/socialmedia
Matthew Dominick
@dominickmatthew

: NASA_Eyes
@nasa_eyes
News, updates and feedback for NASA's Eyes Visualization including Eyes on the Solar System, Earth and Exoplanets.
NASA Small Business
@nasa_osbp
The official NASA Office of Small Business Programs Twitter page.
NASA eClips
@nasa_eclips
NASA eClips™ brings together exciting videos and resources with educational best practices to inspire and educate students to become 21st Century explorers.
Human Spaceflight
@esaspaceflight
Sharing news on European human spaceflight, astronaut training, science with gravity and Orion's European Service Module
ESA Earth Observation
@esa_eo
@esa #EarthObservation: Taking the pulse of our planet from space. Please see our Privacy Notice: esa.int/connectwithus
NASA Data Science
@nasadata
Data and information driving better decision making on Earth and in space.
AEM
@aem_mx
Agencia Espacial Mexicana
Agenzia Spaziale ITA
@asi_spazio
Account ufficiale dell'Agenzia Spaziale Italiana (ASI). La strada che porta allo spazio passa per il nostro paese! Official account of the Italian Space Agency
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.
SERVIR Global
@servirglobal
A U.S. Government initiative, SERVIR uses satellite Earth data to support locally led environmental decision-making through collaborative applied science
Third Rock Radio
@thirdrockradio
Greetings from Third Rock Radio- America's Space Station! We're @NASA powered.
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
NASA's IV&V Program
@nasaivv
Tweets from NASA's IV&V Program. Verification: nasa.gov/socialmedia
NASA Artemis
@nasaartemis
For more about NASA's Artemis campaign, visit: nasa.gov/artemis
Ricky Arnold
@astro_ricky
@NASA Astronaut & Global Educator. Currently serving as Director of STEM Engagement @UMCES. Tweets are my own. IG:@astro_ricky
NASA JSC Students
@nasajscstudents
We've moved! Check us out at our new home at @NASAInterns. This account is archived.
Victor Glover
@astrovicglover
Regular Person, @USNavy Captain, and @NASA Astronaut. Work on Earth, Lived @Space_Station E64/65, Piloted Crew-1, moon striving - for All!
Kate Rubins
@astro_kate7
NASA Astronaut, former virus hunter
International Space Station
@space_station
NASA's page for the latest updates from the International Space Station. For the newest science, follow @ISS_Research. Verification: nasa.gov/socialmedia
NASA Solve
@nasasolve
NASA Solve has moved! Follow @NASAPrize for updates on NASA prizes, challenges, and crowdsourcing opportunities and news.
Nancy Grace Roman Space Telescope
@nasaroman
The Roman Telescope is a NASA mission that will study dark energy & exoplanets and serve the general astronomy community.
Stephanie Wilson
@astro_stephanie
NASA Astronaut (STS-121, STS-120 and STS-131), Aerospace Engineer
ISRO
@isro
Indian Space Research Organisation instagram.com/isro.dos/. facebook.com/ISRO
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
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. 🚀🌕
Israel Space Agency 🇮🇱
@ilspaceagency
Israel #Space Agency (ISA), under the Ministry of #Innovation, #Science and #Technology, is spearheading Israel's civilian space program. 🇮🇱🚀🌑
NASAARSET 🛰🌎
@nasaarset
NASA's Applied Remote Sensing Training (ARSET) program empowers the global community through remote sensing training. Verification: nasa.gov/socialmedia
NASA Flight Directors
@nasafltdirector
Tough and Competent
Australian Space Agency
@ausspaceagency
The heart of space in Australia. Working to advance Australia’s position in the global space economy.
Jonny Kim
@jonnykimusa
NASA astronaut. Sharing stories of education, camaraderie, and the inspiring humans behind our public service.
Megan McArthur
@astro_megan
Explorer. Scientist. Astronaut. Recently returned to Earth after 200 days aboard Space Station.
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
Deniz Burnham
@astro_deniz
NASA Astronaut - Engineer
Marcos Berríos
@astro_berrios
NASA Astronaut 🧑🏼🚀🚀 Combat Search and Rescue helicopter pilot 🚁 Aerospace engineer 🧑🏻🔬 ¡Boricua aunque naciera en la luna!🇵🇷 🌘
Andre Douglas
@astro_andred
Andre Douglas was selected by NASA to join the 2021 Astronaut Candidate Class.
Jessica Watkins
@astro_watkins
NASA Astronaut and Mission Specialist on NASA’s SpaceX Crew-4 mission to the @Space_Station.
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
Mission To Psyche
@missiontopsyche
@NASA's Psyche mission to a metal-rich asteroid. Account managed by the Psyche team @ASU. Official NASA communications: @NASASolarSystem.
Josh Cassada
@astro_josh
Unretired physicist. Former NASA Astronaut. US Navy Captain (Ret.) and Test Pilot. Husband and Dad. (Not in order.)