NASA has released new 4K HiRISE footage revealing unexpected features shifting across dune fields on both Mars and Earth. The imagery shows patterns that appear to move, expand, or reshape at rates ...

A new technology lets NASA’s Mars rover pinpoint its position within inches, drive farther on its own, and speed up exploration.

You’ve probably followed the Mars rover missions on and off for years, watching those red-dust landscapes scroll across your TV screen and wondering: Could something have lived there once? Now, after ...

NASA has lost contact with its MAVEN spacecraft that has been orbiting Mars for more than a decade. The orbiter, one of three zooming around Mars' atmosphere, had been working as expected before it ...

NASA has lost contact with one of its three spacecraft orbiting Mars, the agency announced Tuesday. Meanwhile, a second Mars orbiter is perilously close to running out of fuel, and the third mission ...