NASA astronaut Don Pettit and Roscosmos cosmonauts Alexey Ovchinin and Ivan Vagner, at the end of their seven-month stint ...

Elon Musk ’s SpaceX is frontrunner to win a $10 billion contract to build Donald Trump 's proposed domestic missile shield, called—perhaps inevitably— the“Golden Dome.” ...

Videos of a ball of fire from space shooting over Mexico and dissolving in a burst of light struck awe across the capital ...