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)

2006

• 9/28/2006 STScI-2006-47 3. 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)
• 5/4/2006 STScI-2006-19 4. 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)

2005

• 11/3/2005 STScI-2005-34 5. Mars Kicks Up the Dust as it Makes Closest Approach to Earth NASA's Hubble Space Telescope snapped this picture of Mars on October 28, within a day of its closest approach... (More)
• 9/1/2005 STScI-2005-22 6. Hubble Makes Movie of Neptune's Dynamic Atmosphere NASA's Hubble Space Telescope captures the distant blue-green world, Neptune, and its satellites in this portrait. Astronomers used Hubble’s assortment of filters to pinpoint... (More)
• 2/16/2005 STScI-2005-06 7. Saturn's Auroras Defy Scientists' Expectations The dancing light of the auroras on Saturn behaves in ways different from how scientists have thought possible for the last 25 years. New research by a team of astronomers... (More)

2004

• 5/26/2004 STScI-2004-18 8. Saturn Seen from Far and Near As Saturn grows closer through the eyes of the Cassini spacecraft, which is hurtling toward a rendezvous with the ringed world on June 30 (July 1, Universal Time), both Cassini... (More)

2003

• 9/9/2003 STScI-2003-23 9. The Slant on Saturn's Rings This is a series of images of Saturn, as seen at many different wavelengths, when the planet's rings were at their maximum tilt of 27 degrees toward Earth. Saturn experiences seasonal... (More)
• 5/15/2003 STScI-2003-17 10. Brighter Neptune Suggests a Planetary Change of Seasons Springtime is blooming on Neptune! This might sound like an oxymoron because Neptune is the farthest and coldest of the major planets. But observations... (More)

2001

• 10/11/2001 STScI-2001-31 11. Scientists Track "Perfect Storm" on Mars A pair of eagle-eyed NASA spacecraft — the Mars Global Surveyor (MGS) and Hubble Space Telescope — are giving amazed astronomers a ringside seat to the biggest... (More)

2000

• 12/14/2000 STScI-2000-38 12. Satellite Footprints Seen in Jupiter Aurora In this Hubble telescope picture, a curtain of glowing gas is wrapped around Jupiter's north pole like a lasso. This curtain of light, called an aurora, is produced when high-energy... (More)

1999

• 8/5/1999 STScI-1999-29 13. Hubble Views Ancient Storm in the Atmosphere of Jupiter When 17th-century astronomers first turned their telescopes to Jupiter, they noted a conspicuous reddish spot on the giant planet. (More)
• 5/19/1999 STScI-1999-22 14. Colossal Cyclone Swirls near Martian North Pole Astronomers using the Hubble telescope have discovered an enormous cyclonic storm system raging in the northern polar regions of the planet Mars. (More)
• 2/25/1999 STScI-1999-07 15. Martian Colors Provide Clues about Martian Water Hubble telescope images of Mars detail a rich geologic history and provide further evidence for water-bearing minerals on the planet's surface. (More)

1998

• 10/14/1998 STScI-1998-35 16. Hubble Finds Many Bright Clouds on Uranus A Hubble telescope infrared view of Uranus reveals that the planet is surrounded by its four major rings and by 10 of its 17 known satellites. ... (More)
• 10/14/1998 STScI-1998-34 17. Hubble Provides a Moving Look at Neptune's Stormy Disposition Using powerful ground- and space-based telescopes, scientists have obtained a moving look at some of the wildest, weirdest weather in the solar system. ... (More)
• 1/7/1998 STScI-1998-04 18. Hubble Provide Complete View of Jupiter's Auroras The Hubble telescope has captured a complete view of Jupiter's northern and southern auroras. Images taken in ultraviolet light show both auroras, the oval-shaped objects... (More)
• 1/7/1998 STScI-1998-05 19. Hubble Provides Clear Images of Saturn's Aurora Here is the picture of Saturn taken by the Hubble telescope in ultraviolet light. The glowing, swirling material at Saturn's poles is its auroral "curtains,"... (More)

1997

• 11/20/1997 STScI-1997-36 20. Hubble Watches Uranus Using the Hubble telescope's visible-light camera, astronomers for the first time this century have detected clouds in the Northern Hemisphere of Uranus. The snapshots show banded structure... (More)
• 7/15/1997 STScI-1997-24 21. Hubble Sees Rapid Weather Changes On Mars, New Dust Activity Astronomers using the Hubble telescope to track weather on Mars and how it might affect the Pathfinder landing... (More)
• 7/1/1997 STScI-1997-23 22. Hubble's Look At Mars Shows Canyon Dust Storm, Cloudy Conditions For Pathfinder Landing Hubble telescope pictures of Mars, taken June 27, 1997 in preparation for the July 4 landing of the Pathfinder spacecraft... (More)
• 5/20/1997 STScI-1997-15 23. Hubble Finds Cloudy, Cold Weather Conditions for Mars-Bound Spacecraft As two NASA spacecraft speed toward a mid-year rendezvous with Mars, astronomers using the Hubble telescope are providing updated planetary weather reports... (More)

1996

• 11/1/1996 STScI-1996-34 24. Springtime Dust Storm Swirls at Martian North Pole Two Hubble telescope images of Mars, taken about a month apart, reveal a state-sized dust storm churning near the edge of the northern polar cap. (More)
• 10/24/1996 STScI-1996-33 25. Hubble Makes Movie of Neptune's Rotation and Weather The Hubble telescope has been used to assemble a time-lapse color movie showing a full 16-hour rotation of the distant planet Neptune. (More)

1995

• 11/9/1995 STScI-1995-46 26. Hubble Views the Galileo Probe Entry Site on Jupiter This Hubble telescope image of Jupiter [left] was taken when the giant planet was 534 million miles (854 million kilometers) from Earth. (More)
• 10/10/1995 STScI-1995-39 27. Hubble Provides the First Images of Saturn's Aurorae The Hubble telescope has taken the first picture of bright aurorae at Saturn's northern and southern poles [top picture]. The picture at the bottom was taken in visible... (More)
• 4/19/1995 STScI-1995-21 28. Hubble Discovers New Dark Spot on Neptune The distant, blue-green planet Neptune has again surprised astronomers with the emergence of a new great dark spot in the cloudy planet's Northern Hemisphere, discovered... (More)
• 3/31/1995 STScI-1995-18 29. Hubble Tracks Jupiter Storms The Hubble telescope is following dramatic and rapid changes in Jupiter's turbulent atmosphere that will be critical for planning observations for the Galileo space probe when it arrives... (More)
• 3/21/1995 STScI-1995-16 30. Hubble Monitors Weather on Neighboring Planets What's the weather for Mars and Venus? The Hubble telescope has given astronomers a peak. The telescope is serving as an interplanetary weather satellite for studying the climate... (More)

1994

• 11/2/1994 STScI-1994-50 31. Hubble Observes the Moons and Rings of the Planet Uranus This Hubble telescope snapshot of the planet Uranus reveals the planet's rings, at least five of the inner moons, and bright clouds in the Southern... (More)

1992

• 4/1/1992 STScI-1992-13 32. NASA Hubble Space Telescope Photographs Jupiter Aurora The image at top right shows Jovian aurora observed on February 8, 1992, by the European Space Agency's Faint Object Camera (FOC) aboard NASA's Hubble Space Telescope (HST). (More)

1991

• 1/17/1991 STScI-1991-04 33. NASA's Hubble Space Telescope Views Major Storm On Saturn The accompanying movie shows the Saturn white spot, a great storm in the equatorial region of Saturn, taken with the Hubble Space Telescope Wide Field/Planetary... (More)