Three new crew members launched toward the International Space Station early Wednesday morning.
In TWO stunning orbital photos, a thunderstorm over Mexico generated two huge, red sprites reaching into space.
Three astronauts arrived at the International Space Station today (July 22), kicking off an orbital stay that was delayed nearly two months by an unmanned cargo-mission failure.
A bunch of astronauts dove underwater this week to simulate space. What other crazy places helps NASA learn how to live beyond Earth?
An Arctic crater holds promise for figuring out how to spot something interesting on the moon or Mars, an astronaut says.
NASA astronaut Scott Kelly is one of two people trying to last a year in space. These are some of his best pictures so far.
Enjoy some of the most inspiring, beautiful and down-right stunning photos from our adventures in space this past week.
NASA has already begun trying to figure out where its first Mars astronauts should touch down, about two decades before the pioneers are scheduled to launch toward the Red Planet.
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