Scientists haven't heard from the MAVEN orbiter since December 6. It had been studying the Martian atmosphere for over a ...

NASA lost contact with MAVEN on Dec. 6, after the spacecraft passed behind Mars — a routine maneuver during which the planet ...

A Mars spacecraft has now been AWOL for more than a month. But NASA hasn't given up hope of restoring contact with the MAVEN ...

Using images from cameras on Mars orbiters, an international research team has discovered structures on Mars that are very ...

Mars had an Arctic-sized ocean, and scientists are only now beginning to see the outline of it. For a long time, the planet ...

The US government space and energy agencies have renewed their commitment to work together to develop a fission power source ...

The red planet was half blue, according to space scientists. A research team using images from cameras on Mars-orbiting ...

A study by scientists at Penn State and NASA shows that intact biomolecules from dormant microbes break down much more slowly ...

NASA announced a renewed commitment to their longstanding partnership to support the development of a fission surface power system.

NASA says it is “very unlikely” the agency will be able to recover a Mars spacecraft that has been out of contact for more ...