Extreme solar activity or even a software glitch could put us just days away from a satellite collision in low-Earth orbit.

In low-Earth orbit, the time margin that used to isolate routine operations and an accident has been reduced in months to ...

Researchers at The University of Manchester have developed a new way to design Earth-observation satellite missions that could help protect the space environment while continuing to deliver vital data ...

The time between tracking failure and satellite collision has dropped to days, showing how fragile low Earth orbit has become.

Earth orbit is becoming increasingly crowded. With more than 11,000 active satellites and many thousands more expected in the coming years, as well as more than 1.2 million pieces of space debris ...

Russian scientists will soon meet in secret to work on a plan for saving Earth from a possible catastrophic collision with a giant asteroid in 26 years, the head of Russia's space agency said ...