A long-retired NASA satellite has finally returned to Earth, burning through the atmosphere before falling into the Pacific.

The night sky across Houston briefly flashed Saturday night, followed by a sonic boom. It was caused by a meteor, which have ...

Add Yahoo as a preferred source to see more of our stories on Google. NASA's Hubble telescope has circled our planet in a low-Earth orbit for decades. But how much longer has become increasingly ...

NASA's Van Allen Probe A crashed to Earth on Wednesday morning (March 11) after nearly 14 years in orbit, according to the space agency. Most of the spacecraft likely burned up in the atmosphere.

A spacecraft could plunge into Earth’s atmosphere as soon as Tuesday. While most of the probe will likely burn up during reentry, a few components are expected to survive.

Falling space junk is becoming a real-world hazard, and scientists have found a clever new way to track it using instruments already listening to the Earth itself. By tapping into networks of ...

Space junk falling out of orbit and crashing toward Earth is a growing threat. Indeed, old satellites and spacecraft parts reenter our planet’s atmosphere more than three times a day. When these ...