A congressional watchdog is warning that the Pentagon’s ambitious effort to overhaul missile warning and tracking from space is moving faster than its underlying technology and management practices ...

Earthquake sensors can detect sonic booms generated by reentering space debris to help track the potentially dangerous ...

The Space Force announced a contract Monday for the second installment of its missile warning and tracking constellation in medium Earth orbit. (Millennium Space Systems) The Space Force has selected ...

NASA scientists are beginning to examine ocean trash from a new perspective, not from ships or beaches, but from orbit. The ...

Falling space junk is becoming a real-world hazard, and scientists have found a clever new way to track it using instruments ...

When a defunct Russian imaging satellite suddenly shattered in orbit, astronauts on the International Space Station were ordered into their return capsules and told to brace for impact. The incident, ...

This milestone positions Sierra Space to deliver advanced missile warning, missile tracking, and missile defense capabilities as part of the Proliferated Warfighter Space Architecture. Sierra Space, a ...

Scientists found a new way to track falling space debris using earthquake sensors, helping improve safety and response time.

The space rock is hurtling toward the Earth at a zippy 8,478 miles per hour miles per hour, according to the space agency.

A way of accurately tracking potentially deadly space junk as it falls to Earth has been devised. Seismometers usually used ...

Old satellites and other space junk fall toward Earth every day, and the shock waves they create could be used to track their trajectories, according to new research.

The space rock is hurtling through our cosmic backyard at a zippy 26,200 miles per hour, according to the space agency.