President Donald Trump announced a plan to build a missile defense system, called the Golden Dome. How exactly does it work?

When it comes to helping NASA scientists better understand the effects of space travel on the human body, fruit flies are the ...

NASA’s Opportunity rover made one of its strangest discoveries on Mars—**a vein-like object embedded in the Martian surface.

A SpaceX Falcon 9 rocket about to blast off from Florida's Space Coast will carry a crew of four international astronauts on ...