More objects are being launched into space than ever, and most are headed for low Earth orbit. This region of space has become increasingly crowded with launches from SpaceX and others that have ...

There are about 15,000 satellites orbiting Earth. Most of them, like the International Space Station and the Hubble Telescope, reside in low Earth orbit, or LEO, which tops out at about 1,200 miles (2 ...

Having said that, there is a very real issue facing the telescope, which could soon come hurtling straight back to Earth if scientists don't act soon. Hubble's biggest hurdle right now is gravity, as ...