When US astronauts Barry “Butch” Wilmore and Sunita Williams touched back down to Earth after their prolonged nine-month stint in outer space, captivated viewers were quick to note Williams ...

above Earth’s surface that is widely recognized as the altitude at which outer space begins — but there’s a lot of gray area.

VR headsets aren't just for video games. These are the best VR experiences that let you travel to outer space without leaving the comfort of your home. VR headsets aren't just for video games.

Outer space is crowded, with more than eighty countries either owning or operating satellites. The types of actors are also increasingly diversifying. Space is no longer only a realm of states. A ...