Government documents show a lineup of defense contractors joining SpaceX to create a satellite network to track airborne ...

A spacecraft that never runs out of fuel sounds like science fiction, but a team at Texas A&M University has taken a small, literal step toward that goal. In experiments conducted at the university’s ...

An experiment on board a parabolic flight showed promising results suggesting that graphene, a thin sheet of carbon atoms, could be used to steer solar sails and adjust the position of satellites in ...

WASHINGTON — The U.S. Space Force plans to use satellites built by K2 Space to test a critical but unresolved piece of future missile-defense systems: how to move large volumes of data quickly between ...