This could be the end of the orbiter that studies the Red Planet’s atmosphere and relays communications between NASA and its Mars rovers.

A NASA mock-up image of the Lunar Trailblazer seen near the moon. NASA's Lunar Trailblazer mission is in jeopardy. It launched on Feb. 27 to send a probe to the moon in search of water. But less than ...

NASA has lost contact with its MAVEN spacecraft that launched from Florida and has been orbiting Mars for more than a decade.

When NASA’s free-flying helpers on the International Space Station drifted into trouble, the solution did not come from a new thruster or a last-minute software patch. It came from a virtual copy of ...

The MAVEN spacecraft orbiting Mars seems to have gone missing, and while the situation is still developing, the reason for it ...

NASA has lost contact with its MAVEN spacecraft that has been orbiting Mars for more than a decade. Here's what we know.

NASA scientists are working to regain contact with a spacecraft that has orbited Mars for more than a decade. The space agency lost contact with the MAVEN in early December. The orbiter not only ...

NASA's Lunar Trailblazer mission is in jeopardy. It launched on Feb. 27 to send a probe to the moon in search of water. But less than a week after launch, NASA lost track of the spacecraft, which may ...

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 ...

Autonomous free-flying robots aboard the International Space Station (ISS) frequently lose their bearings. Without gravity to distinguish up from down, even precision sensors suffer from accumulating ...