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Are we all Martians?
You probably self-identify as an Earthling, right? What if we told you that a few seed-bearing meteorites from Mars may have changed that little fact?
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SPACE EXPLORATION
Space exploration is a broad topic covering many facets of deep-space and planetary science. Learn about space probes, Mars Rovers, SETI and other out-of-this-world subjects.
Stuff You Should Know
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How Voyager WorksThe Voyager space probes took dazzling pictures of planets no one had ever seen. And they're still on the move, carrying golden records with a message for aliens -- complete with bagpipes and Louis Armstrong. See more »
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Is China winning the new space race?
Between the cancellation of the U.S. space shuttle program and the launch failures that have plagued Russia, you may have given up hope on space. China hasn't. See more »
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Lunar Landings Over the Decades
Explore the historic space voyages, technology and people that have shaped 50 years of NASA. See more »
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Manmade Universe Coming Soon?
Scientists might be able to create a universe in a laboratory. How is this possible? See more »
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NASA Inventions You Might Use Every Day
Although most people today will never set foot on the moon, it's likely you come into contact with a NASA byproduct every day. See more »
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NASA's 10 Greatest Achievements
Since its inception in the late '50s, NASA has accomplished some amazing technical feats. But what are some of the agency's greatest moments? See more »
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Quiz: What's Next for NASA?
Now that the space shuttle program has concluded, NASA is poised to start a new era. How much do you know about the agency's future missions? Test your knowledge with our quiz. See more »
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The New Space Age
The new space age sees countries and companies competing to find new methods of space exploration. Learn about the new space age in these articles. See more »
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What if an astronaut went on a space walk without wearing a space suit?
Because an Earth-like environment is created within a spacesuit, it allows you to walk around in space in relative safety. But outer space is an extremely hostile place and could kill you if you aren't protected. See more »
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Why do some people believe the moon landings were a hoax?
It was a small step for a man, a giant leap for mankind. But some people say that the moon landings never happened at all. Why all the conspiracy theories? See more »
