A new study links the sun's 11-year cycle to accelerated orbital loss, with debris falling faster once sunspot numbers near ...

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 ...

A major solar storm does not need to directly destroy satellites to trigger an orbital crisis. It is enough that it disrupts ...

Chris Sheffield, laboratory technician for the Air Force Institute of Technology Center for Space Research and Assurance, conducts testing on AFIT’s Space Object Self-Tracker. The SOS is a ...

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 ...

Two Russian spacecraft just demonstrated a very particular set of orbital skills. The satellites, known as COSMOS 2581 and ...

The Pentagon’s fiscal 2027 budget request is the clearest signal yet that the U.S. Space Force is moving into a new role: ...

Russian satellites, COSMOS 2581 and COSMOS 2583, executed a highly sophisticated orbital maneuver, getting within just 10 ...

A new study warns that if satellite operators suddenly lose control during a major disruption, a catastrophic collision in ...

Earth’s orbit is getting overcrowded, increasing the risk of satellite collisions that could disrupt vital services, create dangerous debris clouds, and—in some cases—send chunks of wreckage careening ...