Private space company Stoke announces a new design for a rocket engine that could make the Nova launcher's second stage ...

A Falcon 9 rocket launched 21 of the company's Starlink broadband satellites to orbit early this morning (Feb. 15), rising ...

As more satellites, telescopes, and other spacecraft are built to be repairable, it will take reliable trajectories for ...

Before arriving at the moon, the small satellite mission will use the gravity of the sun, Earth, and moon over several months ...