Learn about the precarious state of satellites orbiting Earth, as greenhouse gas pollution puts them in danger of colliding and creating space debris.

At any given moment, more than 10,000 satellites are whizzing around the planet at roughly 17,000 miles per hour. This constellation of machinery is the technological backbone of modern life, making GPS,

Greenhouse gases are eroding the safe carrying capacity for low Earth orbit, a new study concludes. Moreover, the authors calculate that without drastic cuts to emissions, the difference will be marked.