As work continues for a mission to raise the orbit of NASA’s Swift spacecraft, project officials are also pursuing steps to ...

NASA’s veteran Mars orbiter MAVEN has fallen ominously silent, cutting off a decade-long stream of atmospheric data that reshaped how scientists think about the red planet’s past. After weeks without ...

NASA lost communication with its MAVEN probe nearly a month ago, and efforts to re-establish a connection have been futile.

NASA is confronting a rare double setback at Mars, with one long-serving orbiter suddenly falling silent and another aging ...

NASA astronauts are preparing for two spacewalks to complete tasks outside the International Space Station. Here's what we ...

A NASA spacecraft that has been circling Mars for more than two decades has spotted something it never has before in well over 100,000 orbits of the Red Planet. On a morning horizon in May, the ...

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 Mars Atmosphere and Volatile EvolutioN orbiter has gone silent after more than a decade of groundbreaking research, leaving engineers scrambling to determine what went wrong with the reliable ...

The agency last heard from the MAVEN (Mars Atmosphere and Volatile EvolutioN) orbiter on December 6, and the last fragment of ...

NASA’s Curiosity rover appears as a dark speck in this contrast-enhanced view captured by the Mars Reconnaissance Orbiter. NASA’s Curiosity rover was trucking across the surface of Mars, heading to ...

The "milestone in solar physics" will help scientists better understand space weather and its impact on our tech-dependent ...

An international team of researchers tracked the active solar region using the Solar Orbiter spacecraft, a joint NASA and ...