4/24/2008STScI-2008-16275.Cosmic Collisions Galore!
Astronomy textbooks typically present galaxies as staid, solitary, and majestic island worlds of glittering stars. But galaxies have a dynamical side. They have close encounters that sometimes... (More)
4/10/2008STScI-2008-17276.Hubble Pinpoints Record-Breaking Explosion
Peering across 7.5 billion light-years and halfway back to the Big Bang, NASA's Hubble Space Telescope has photographed the fading optical counterpart of a powerful... (More)
3/4/2008STScI-2008-13280.The Last Confessions of a Dying Star
Probing a glowing bubble of gas and dust encircling a dying Sun-like star, NASA's Hubble Space Telescope reveals a wealth of previously unseen structures in planetary... (More)