The asteroid, with a diameter of about 950 feet will come close enough to Earth on Friday to warrant astronomers keeping a close eye on it.

Stunning stellar explosions occur every second across the cosmos – some observable, most too distant to ever know, all of ...

Just a few weeks after its 53rd launch anniversary, Cosmos 482 is expected to descend back to Earth's atmosphere between ...

Cosmos (or Kosmos) 482's orbit has slowly brought it closer to our planet since 1972, and now it's on the cusp of plummeting ...

Kepler's Supernova, seen in 1604, is one of the most famous exploding stars ever seen, and now astronomers think it may have ...