Computer simulations suggest that Mars' puzzling moons, Phobos and Deimos, may have been formed from debris created when a large asteroid wandered dangerously close to the Red Planet. This new ...

It's also a supermoon, set to appear in night skies Jan. 13, and will pass in front of Mars during a phenomenon ... meteors per hour when skies are clear enough to see them and they aren't ...

A NASA study using a series of supercomputer simulations reveals a potential new solution to a longstanding Martian mystery: How did Mars get its moons? The first step, the findings say ...

On Monday, Mars will look reddish and bright as the ... celestial object passes directly in front of another, hiding the background object from view," NASA says in a skywatching guide.