Did Mars once look more like Earth? We'll reveal key science findings on the fate of Mars’ atmosphere during a briefing at 2 p.m. EST on Thursday. Have a question? Use ‪#‎askNASA‬. More: http://go.nasa.gov/1OpIdxG
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Lawrence Kreger
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Maurica Nez I heard one idea was that there was a planet where the asteroid belt is. When it exploded it destroyed Mars' atmosphere and cratered one side of Mars' surface. 
Not sure if it's true.
LikeReply15 mins
Lalo Corona and hopefully make life on Mars !!
LikeReply11 min
The International Space Station is a unique orbiting laboratory that enables global partnerships. Much of the research conducted aboard the space station is shared between the space agencies that operate it. More: http://go.nasa.gov/1OpHoVy
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Khyatajyoti Rabha Nasa is would graet space in amrican
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Mangal Das We love you.... Nasa
LikeReply343 mins
Want to ‪#‎BeAnAstronaut‬? We are accepting applications for our next astronaut class starting Dec. 14, in anticipation of returning human spaceflight launches to American soil, and in preparation for our journey to Mars. The next class of astronauts may fly on any of four different U.S. vessels during their careers: the International Space Station, two commercial crew spacecraft currently in development by U.S. companies, and our Orion deep-space exploration vehicle. From pilots and engineers, to scientists and medical doctors, we select qualified astronaut candidates from a diverse pool of U.S. citizens with a wide variety of backgrounds. Have questions about this? NASA Astronaut Christina Hammock Koch is here to answer them. Ask them below: 
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Arica Nichole I am ten years old. I have asthma and glasses. I go to a gifted class. I can do 8th grade science. I hope to be an astronaut when i am older. It all fascinates me. And i can't wait.😀i love NASA. My question is: what are things i can be doing now to prepare me for it?
It is my goal and dream and i cant wait goryour answer
99LikeReply5 hrs
NASA - National Aeronautics and Space Administration I had asthma as a child too and for years I thought that I wouldn't be able to pursue my dream to become an astronaut. But I followed my passions and when the last astronaut announcement came out, I looked at the experience I had acquired and truly th...See More
141LikeReply4 hrs
Jordan Lang Hi Christina and NASA! The qualifications for astronauts include a degree in a STEM field, but what about the arts? Do you think there will ever be a need or role for people with creative backgrounds in space? It seems that photography plays an importa...See More
51LikeReply5 hrs
NASA - National Aeronautics and Space Administration I agree, I think the arts are important and have a place in the space program. Astronauts do receive photography training and NASA employs many creative professionals in a variety of ways!
53LikeReply5 hrs
Wondering how you can ‪#‎BeAnAstronaut‬? Join our Facebook Q&A today at 5 p.m. EDT where NASA Astronaut Christina Koch will answer your questions! https://www.facebook.com/NASA/
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Mohamed Fargaly you happy space nasa go;-(
LikeReply39 hrs
Sonja Glenn Bochow You can't be an astronaut. Obama shut that down. You can work for NASA, you can "fly" a simulator, but you cannot go into space like a real astronaut would.
LikeReply28 hrs
Want to ‪#‎BeAnAstronaut‬, but not sure you’re qualified? We’ve debunked a few of the common myths about what it takes to become an astronaut. Take a look and apply on Dec. 14: http://nasa.tumblr.com/…/5-myths-about-becoming-an-astronaut
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Lawrence Kreger
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Juan Morales Arredondo Where do I have to apply?
LikeReply1811 hrs
NASA - National Aeronautics and Space AdministrationApplications open on December 14. For more information, visit: http://www.nasa.gov/astronauts
NASA.gov brings you the latest images, videos and news from America's space agency. Get…
NASA.GOV
LikeReply889 hrs
Shlomi Levy NASA wants its new astronauts to have 3 years of astronaut experience lol

Smarter Every Day I think this will be the ticket for you! make a space video man!
LikeReply23910 hrsEdited
NASA - National Aeronautics and Space Administration The requirement for 3+ years of related professional experience can be in any number of fields.
LikeReply35911 hrs
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Have you ever wanted to ‪#‎BeAnAstronaut‬? Applications for our next astronaut class open on Dec. 14! More information here: http://go.nasa.gov/1RT2g53
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Lawrence Kreger
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Will Ponomarenko Sure....show me a boy who had no dream of becoming an astronaut