SpaceX is wrapping up the latest chapter in its commercial human spaceflight endeavors with the return of Fram2. The mission ...

Imminent loss of NASA's Aura and Canada's SCISAT will severely diminish scientists’ ability to monitor ozone-depleting substances in the stratosphere.

An emotional rescue for America came via the first U.S. artificial satellite. Explorer 1 was boosted into space by the Army ...

And now, as the new space race heats up, spawning tens of thousands of satellites in orbit around the Earth, it only stands to make the visible night sky less so. Dimming stars are just one of many ...