Space junk has filled up so much of Earth's orbit that it's endangering satellites and astronauts. The company Kayhan Space issues roughly 1,000 space-collision warnings per day. Earth-orbit experts ...

The two telescopes operate synchronously: Izaña-2 fires laser pulses at a piece of space debris high overhead, and Izaña-1 ...

Neuraspace, a Portuguese start-up which is developing an advanced system for monitoring and preventing collisions in space, has announced the market availability of its product starting today. After ...

A U.S. NASA spacecraft and a Russian satellite passed dangerously close to one another early Wednesday, avoiding a potential low-Earth orbit collision, the space agency said. NASA issued a warning ...

Satellites in SpaceX's Starlink megaconstellation made nearly 50,000 collision-avoidance maneuvers in the last six months, about double the number made in the previous half-year. Although experts ...