Blue Origin's famed New Shepard spacecraft simulated the moon's low gravity on board its capsule during a brief flight ...

The X-15 is the only conventional aircraft that has ever been flown above the “Karman Line” separating the Earth’s atmosphere from space.

Scientists have discovered a surprising space phenomenon: electromagnetic waves called "chorus waves" emitting a sound ...

Suni Williams surpasses the most time by a woman on EVA during a spacewalk with Butch Wilmore outside the International Space ...