This visual breaks down just how much space debris is currently orbiting the Earth, and the nations responsible for it.
Space junk and orbital crowding are threatening the future of space activities. Learn more about space sustainability in this infographic.
From rapid urbanization to retreating glaciers, these timelapsed satellite maps capture the drastic changes the Earth's surface has undergone.
There are already 1,500 satellites in orbit, but the Earth's exosphere could become even more crowded. Here's what satellites do, and what is on the horizon.