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 ...
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 ...
In science fiction, we often have the trope of a spacecraft becoming lost in space — but what about being lost at sea? That’s what happened this week with an eight-foot-wide experimental spacecraft ...
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 ...