Visible on the planet itself is a dark patch near the top, marking the frigid northern polar cap, where temperatures dip to ...

A conjunction between a crescent moon and Mars joins an ongoing display of 'shooting stars,' making July 28 one of the best ...

AeroVironment and NASA's JPL have shown off a wild concept for deploying six helicopters above the surface of Mars.

The helicopters will scout the Martian surface to help prepare for a human landing on the Red Planet.

"With six helicopters, Skyfall offers a low-cost solution that multiplies the range we would cover, the data we would collect ...

Beyond plans to return astronauts to the moon for the first time since the Apollo Era, NASA and other space agencies have ...

Planned moon and Mars missions require timely communications and navigation systems, which is prompting NASA officials to ...