China’s army has put a spectacular new concept on the table: a vast, triangular “space aircraft carrier” that looks like it ...

Imagine a future in space where pellet-beam propulsion systems speed up travel to other worlds, pipelines on the Moon transport oxygen between settlements, and Martian bricks grow on their own before ...

A hybrid rocket carrying futuristic space vehicle concepts completed its first flight December 18 from the NASA Goddard Space Flight Center’s Wallops Flight Facility, Wallops Island, Va. Launched at 6 ...