SpaceX is quietly adding a new kind of machine to its arsenal in Florida, not a rocket or a satellite but a cyclotron particle accelerator capable of firing protons at energies used in medical and ...

Elon Musk's SpaceX is expanding its Starlink satellite technology into military applications with a new business line called Starshield. Stream San Diego News for free, 24/7, wherever you are with NBC ...

A constellation of classified defense satellites built by the commercial company SpaceX is emitting a mysterious signal that may violate international standards, NPR has learned. Satellites associated ...

Elon Musk spent the past decade wiring the planet with commercial broadband satellites. Now his rockets are quietly lofting a parallel network built for war planners, spies, and secure government ...