Some 22,500 miles above Earth, a spacecraft filled with thruster fuel will gas up two orbiting Space Force assets.

Private companies have launched nearly 120 civilians to the edge of space, establishing a new frontier in travel. Space tourism is no longer science fiction, but science fact.

Launch is scheduled for summer 2026. Astroscale's 660-pound (300 kilograms) APS-R Refueler spacecraft will head for the ...

NASA is closely monitoring a building-sized asteroid as it makes its closest approach to Earth today, among a group of five other space rocks passing by our planet over the next two days. The asteroid ...