Lockheed Martin has unveiled a new proposal to take over NASA's beleaguered Mars Sample Return mission for less than half the ...

The spacecraft now almost tips upside down relative to Mars to give its radar the best view. The Mars Reconnaissance Orbiter ...

Why is Mars barren and uninhabitable, while life has always thrived here on our relatively similar planet Earth?

NASA"s beleaguered Mars Sample Return mission may get a reprieve from an unexpected source. Lockheed Martin has proposed a ...

China’s Tianwen-3 Mars sample return mission could bring Red Planet rocks back to Earth as early as 2031—years ahead of ...

The thick, mineral-rich layers of clay found on Mars suggest that the Red Planet harbored potentially life-hosting ...

One of the great unsolved problems in modern planetary science is written on the surface of Mars. Mars has canyons that were ...

NASA astronaut Don Pettit has just shared a beautiful shot of the Grand Canyon captured from the space station during his recent stay there.