As a technology entrepreneur, I applaud Google’s ambitious plan. But as a space scientist, I predict that the company will soon have to reckon with a growing problem that all space-racers are ...

High up in Earth's orbit, millions of human-made objects large and small are flying at speeds of over 15,000 miles per hour.

Dan Falk: Space junk broadly refers to stuff that’s in space that was put there by humans, and that is no longer doing what ...

Satellite breakups and anti-satellite tests have created an alarming amount of debris, a crisis now exacerbated by the rapid expansion of commercial constellations such as SpaceX’s Starlink. The ...

Every year, we shoot several thousand satellites and other objects out into space. When satellites die, they become space ...

SpaceX has been successfully landing the first stage of its Falcon 9 rocket for the last decade. Doing so allows SpaceX to ...

US sanctions on Russia’s space industry triggered a rapid restructuring, focused on domestic production, Chinese cooperation, ...

Google’s Project Suncatcher would need sophisticated collision avoidance capabilities to navigate a junk-filled landscape.

China's space agency has announced it will return a damaged spacecraft docked on Tiangong space station to Earth without crew ...

News that a window on a spaceship has cracked might not seem particularly newsworthy unless the window in question is part of ...

“We’re running against the clock here,” Tiago Soares, the lead engineer of the Clean Space office at ESA, warned, as yet ...