The Hubble Space Telescope has been a major contributor to space exploration ever since it was delivered into low Earth orbit on April 24, 1990, by NASA's Space Shuttle Discovery. The telescope is a ...

For Hubble's 21st anniversary in 2011, NASA imaged Arp 273, a pair of galaxies some 300 million light-years away in the constellation Andromeda. UGC 1810 and UGC 1813 are another pair of so-called ...

Four billion years from now, the Milky Way galaxy as we know it will cease to exist. Our Milky Way is bound for a head-on collision with the similar-sized Andromeda galaxy, researchers announced today ...

The photo doesn't look like much in this scrunched-up view, but I dare you to click it. When you do, you'll get a good taste of the biggest Hubble Space Telescope image ever released. You're looking ...