NASA concluded a balloon mission in which a super-pressure balloon circumnavigated the Earth over the southern hemisphere in ...

Astronomers are once again getting excited about a rare nova that could appear in the night sky anytime from now into the ...

Is it easier to fall asleep in low gravity?” and other spaceflight questions, answered by two NASA sleep scientists.

NASA concluded a balloon mission in which a super-pressure balloon circumnavigated the Earth over the southern hemisphere ...

On National Astronaut Day, a day dedicated to celebrating America’s space icons, the U.S. Army Space and Missile Defense ...

Whether the parachute or instrument shell would survive Earth reentry is highly doubtful-but the titanium casing could ...

Pointed away from Earth about 404 miles overhead, the orbital observatory will circle the planet from north to south about 14 ...

President Donald Trump on Monday celebrated National Astronaut Day on the 64th anniversary of Alan Shepard becoming the first ...