Why it matters: While not evidence of life, these discoveries show that ancient Mars had complex organic chemistry, ...

The way this document is written suggests that when NASA scores bidders for the Mars Telecommunications Network, the addition ...

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

A Mars spacecraft launched from Cape Canaveral, Florida, has been AWOL. But NASA hasn't given up hope of restoring contact with the MAVEN orbiter.

NASA’s Perseverance rover has identified an exotic rock on Mars that may be an iron-nickel meteorite, according to scientists on the mission team. The oddly sculpted rock, nicknamed Phippsaksla, ...

NASA has lost contact with its MAVEN spacecraft, which has been orbiting Mars for over a decade. The loss of signal occurred on Dec. 6 as the orbiter passed behind Mars from Earth's perspective. MAVEN ...

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 ...

NASA has lost contact with a spacecraft that has orbited Mars for more than a decade. Maven, an acronym for Mars Atmosphere and Volatile Evolution, abruptly stopped communicating with ground stations ...

NASA's Perseverance rover can now pinpoint its exact location on Mars without help from Earth, paving the way for longer, more autonomous exploration.

In a mission update late last month, Perseverance team members described the rover's most detailed look yet at a class of features called aeolian megaripples, oversized ripples of sand that can rise ...