A dead satellite can become a high-speed hazard in an orbit that is already packed with working spacecraft. That risk is why ...

The space around Earth has become increasingly cluttered with decades of accumulated debris left over from rocket launches, derelict satellites and the occasional antisatellite weapon test—not to ...

Standing on a college football sideline at Florida Atlantic University, Florida Highway Patrol trooper Craig Gaines quickly took a few steps back as two players barreled toward him. Gaines was working ...