NASA's Sunita "Suni" Williams and Barry "Butch" Wilmore are home after being stranded in space for nine months. Find out what ...

That’s exactly what happened to NASA astronauts Barry Wilmore and Sunita Williams. Their trip to the ISS was meant to be ...

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Plutonium discovered at the bottom of the ocean was found to be refuse from a kilonova that exploded close to Earth 10 ...

Another eclipse should be visible before the end of March. Here's when astronomers say this event will be best seen.

China is practicing “dogfighting” satellites as part of its expanding capabilities in space, according to the United States ...

NASA astronauts Sunita Williams and Butch Wilmore will be in rehab for 45 days. It is tailored to the specific needs of the ...

What Butch and Sunni experienced is, in a sense, the distinction between mission and method, Andrew Garnett says.