A new mystery is unfolding in Earth orbit after observers detected an unidentified object apparently released by China’s ...

The DARPA program aims to improve the ability to "track potential threats and objects of interest originating from or transiting cislunar space." When you purchase through links on our site, we may ...

Space debris—the thousands of pieces of human-made objects abandoned in Earth's orbit—pose a risk to humans when they fall to the ground. To locate possible crash sites, a Johns Hopkins University ...

CAPE CANAVERAL, Fla. — As more and more space junk comes crashing down, a new study shows how earthquake monitors can better track incoming objects by tuning into their sonic booms. Scientists ...

China's secretive Shenlong space plane has once again sparked intrigue among space watchers after reportedly releasing an unidentified object while orbiting Earth. According to commercial space ...

Secretary of the Air Force Troy Meink, speaking at the 2026 Space Symposium, said the department has launched an industry competition for a program that seeks to deploy satellites to track airborne ...

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 ...

Seismometers — equipment designed to pinpoint earthquakes — are now being used to track the thousands of pieces of human-made objects abandoned in Earth’s orbit. Some of those items pose a risk to ...

In a visualization by the space tracking company ExoAnalytic, China’s Shijian-21 satellite is seen docking with Compass G2, a defunct Chinese satellite in geostationary Earth orbit. Credit: ...