7/20/2011STScI-2011-231.NASA's Hubble Discovers Another Moon Around Pluto
These two images, taken about a week apart by NASA's Hubble Space Telescope, show four moons orbiting the distant, icy dwarf planet Pluto. The green circle in both snapshots... (More)
4/28/2011STScI-2011-133.NASA's SWIFT and Hubble Probe Asteroid Collision Debris
Late last year, astronomers noticed an asteroid named Scheila had unexpectedly brightened, and it was sporting short-lived plumes. Data from NASA's Swift satellite... (More)
9/13/2010STScI-2010-327.Hubble Harvests Distant Solar System Objects
This is an artist's concept of a craggy piece of solar system debris that belongs to a class of bodies called trans-Neptunian objects (TNOs). (More)
6/16/2010STScI-2010-208.Mysterious Flash on Jupiter Left No Debris Cloud
Detailed observations made by the Wide Field Camera 3 on NASA's Hubble Space Telescope have found an answer to the flash of light seen June 3 on Jupiter. (More)
6/3/2010STScI-2010-169.Hubble Images Suggest Rogue Asteroid Smacked Jupiter
Without warning, a mystery object struck Jupiter on July 19, 2009, leaving a dark bruise the size of the Pacific Ocean. The spot first caught the eye of an amateur astronomer... (More)
2/15/2010STScI-2010-0910.Hubble Captures Saturn's Double Light Show
In January and March 2009, astronomers using NASA's Hubble Space Telescope took advantage of a rare opportunity to record Saturn when its rings were edge-on, resulting... (More)