12/18/2007STScI-2007-45222.Mars: Closest Approach 2007
NASA's Hubble Space Telescope took this close-up of the red planet Mars when it was just 55 million miles – 88 million kilometers – away. This color image was assembled from a series of exposures... (More)
12/4/2007STScI-2007-42226.How White Dwarfs Get Their 'Kicks'
NASA's Hubble Space Telescope is providing strong evidence that white dwarfs, the burned-out relics of stars, are given a "kick" when they form. The sharp vision of Hubble's Advanced... (More)
11/15/2007STScI-2007-40228.Hubble Zooms In on Heart of Mystery Comet
NASA's Hubble Space Telescope has probed the bright core of Comet 17P/Holmes, which, to the delight of sky watchers, mysteriously brightened by nearly a millionfold... (More)