Deflecting an asteroid with something like DART clearly ... Planetary defense experiments are inherently imaginative, almost sci-fi-esque, so the appeal to people of any political persuasion ...

An asteroid crashing into Earth may sound like the stuff of science fiction, but experts warn it’s a real threat—and we may ...

The boxy, solar-winged craft is headed to the peculiar object for which it is named: 16 Psyche, an asteroid that appears to have an unusually high metal content. The complication surrounds a ...

This spectacular space opera was canceled twice despite being one of the most critically acclaimed sci-fi shows of all time.