2008

• 7/17/2008 STScI-2008-27 1. Three Red Spots Mix it Up on Jupiter This sequence of Hubble Space Telescope images offers an unprecedented view of a planetary game of Pac-Man among three red spots clustered together in Jupiter's atmosphere. (More)
• 5/22/2008 STScI-2008-23 2. New Red Spot Appears on Jupiter In what's beginning to look like a case of planetary measles, a third red spot has appeared alongside its cousins — the Great Red Spot and Red Spot Jr. — in the turbulent... (More)
• 1/23/2008 STScI-2008-06 3. Internal Heat Drives Jupiter's Giant Storm Eruption Detailed analysis of two continent-sized storms that erupted in Jupiter's atmosphere in March 2007 shows that Jupiter's internal heat plays a significant role in generating... (More)

2007

• 12/18/2007 STScI-2007-45 4. 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)
• 11/15/2007 STScI-2007-40 5. 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)
• 8/23/2007 STScI-2007-32 6. Going, Going, Gone: Hubble Captures Uranus's Rings on Edge This series of images from NASA's Hubble Space Telescope shows how the ring system around the distant planet Uranus appears at ever more oblique (shallower)... (More)
• 6/28/2007 STScI-2007-25 7. Hubble Catches Jupiter Changing Its Stripes Massive Jupiter is undergoing dramatic atmospheric changes that have never been seen before with the keen "eye" of NASA's Hubble Space Telescope. (More)
• 6/20/2007 STScI-2007-27 8. Hubble Images of Asteroids Help Astronomers Prepare for Spacecraft Visit These Hubble Space Telescope images of Vesta and Ceres show two of the most massive asteroids in the asteroid belt, a region between Mars and Jupiter. (More)
• 6/14/2007 STScI-2007-24 9. Astronomers Measure Mass of Largest Dwarf Planet NASA's Hubble Space Telescope has teamed up with the W.M. Keck Observatory to precisely measure the mass of Eris, the largest member of a new class of dwarf planets... (More)
• 3/20/2007 STScI-2007-13 10. Saturn Stars in Three Hubble Movies Photogenic Saturn has now become a movie star. Astronomers have woven NASA Hubble Space Telescope images of Saturn, its rings, and several of its moons into three movies. (More)
• 3/1/2007 STScI-2007-11 11. Hubble Monitors Jupiter in Support of the New Horizons Flyby NASA's Hubble Space Telescope has recently taken images of Jupiter in support of the New Horizons Mission. The images were taken with Hubble's... (More)

2006

• 9/28/2006 STScI-2006-47 12. Hubble Discovers Dark Cloud in the Atmosphere of Uranus Just as we near the end of the hurricane season in the Atlantic Ocean, winds whirl and clouds churn 2 billion miles away in the atmosphere of Uranus, forming... (More)
• 8/31/2006 STScI-2006-42 13. Hubble Captures a Rare Eclipse on Uranus This NASA Hubble Space Telescope image is a never-before-seen astronomical alignment of a moon traversing the face of Uranus, and its accompanying shadow. (More)
• 6/22/2006 STScI-2006-29 14. Pluto's Two Small Moons Officially Named Nix and Hydra A pair of small moons that NASA's Hubble Space Telescope discovered orbiting Pluto now have official names: Nix and Hydra. Photographed... (More)
• 5/4/2006 STScI-2006-19 15. Hubble Snaps Baby Pictures of Jupiter's "Red Spot Jr." NASA's Hubble Space Telescope is giving astronomers their most detailed view yet of a second red spot emerging on Jupiter. For the first time in history, astronomers... (More)
• 4/27/2006 STScI-2006-18 16. Hubble Provides Spectacular Detail of a Comet's Breakup Hubble Space Telescope is providing astronomers with extraordinary views of Comet 73P/Schwassmann-Wachmann 3. The fragile comet is rapidly disintegrating as it approaches... (More)
• 4/11/2006 STScI-2006-16 17. Hubble Finds 'Tenth Planet' is Slightly Larger than Pluto NASA's Hubble Space Telescope has resolved the "tenth planet," nicknamed "Xena," for the first time and has found... (More)
• 3/10/2006 STScI-2006-15 18. Hubble's Latest Look at Pluto's Moons Supports a Common Birth The latest NASA Hubble Space Telescope images of Pluto's two newly discovered satellites reveal that the new moons have the same color as Charon. (More)
• 2/22/2006 STScI-2006-09 19. Hubble Confirms New Moons of Pluto Astronomers using NASA's Hubble Space Telescope have confirmed the presence of two new moons around the distant planet Pluto. The moons were first discovered... (More)

2005

• 12/22/2005 STScI-2005-33 20. NASA's Hubble Discovers New Rings and Moons Around Uranus Even though the Voyager 2 spacecraft paid a close-up visit to Uranus in 1986, the distant planet continues revealing surprises... (More)