June 7 (UPI) -- SpaceX launched SiriusXM's second new satellite into orbit from Florida early Saturday after five delays. The ...

Basir, which operates without GPS, marking a potential game-changer in modern warfare. Guided by Inertial Navigation System (INS) technology, it can strike targets even when satellite systems are ...

Seeing a total solar eclipse can be even more impressive than witnessing the aurora borealis, but it will be quite a while ...

Elon Musk's SpaceX is already expected to conduct more than two dozen national security-related space launches over the next ...