A spacecraft chasing a comet in deep space has found that its target is surprisingly dark in color.
Engine technology being developed for a British space plane could also find its way into hypersonic aircraft built by the U.S. military.
When Russia lost contact with a spacecraft containing geckos whose only job was to mate, the world was aghast. Now, with all systems restored, there's time to wonder: Why are we studying animal sex in space?
A space station particle detector is closing in on a comic ray mystery.
NASA beamed a high-definition video from the International Space Station down to Earth Thursday (June 5) in a demonstration that could pave the way for much speedier deep-space communications down the road.
Pacific Space Center officials made a lucky find of this collection of rare photos depicting astronaut training in Hawaii for the Apollo missions.
The intentional crash of a NASA probe on the far side of the moon added one more body to an already substantial boneyard of space hardware.
To understand the the long-term effects of space on the human body, NASA is conducting an experiment involving twins! Join Tara as she explains what they hope to learn by sending one twin to space, but not the other.
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