News Release Archive: Solar System

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2014

2013

  • 12/12/2013 Hubble Space Telescope Sees Evidence of Water Vapor Venting off Jovian Moon STScI-2013-55 9. Hubble Space Telescope Sees Evidence of Water Vapor Venting off Jovian Moon Though it's five times farther from the Sun than Earth, and therefore so cold that ice becomes as hard as rock, Jupiter's... (More)
  • 11/7/2013 NASA's Hubble Sees Asteroid Spout Six Comet-like Tails STScI-2013-52 10. NASA's Hubble Sees Asteroid Spout Six Comet-like Tails It's not often that astronomers stumble across a celestial interloper that they can only describe as "weird and freakish." Hubble researchers say they were "literally... (More)
  • 10/17/2013 Comet ISON Appears Intact STScI-2013-42 11. Comet ISON Appears Intact A new image of the sunward plunging Comet ISON taken by NASA's Hubble Space Telescope on October 9, 2013, suggests that the comet is intact despite some predictions that the fragile icy nucleus... (More)
  • 7/25/2013 Galaxies, Comets, and Stars! Oh My! STScI-2013-31 12. Galaxies, Comets, and Stars! Oh My! In this Hubble Space Telescope composite image taken in April 2013, the sun-approaching Comet ISON floats against a seemingly infinite backdrop of numerous galaxies and a handful... (More)
  • 7/15/2013 Hubble Finds New Neptune Moon STScI-2013-30 13. Hubble Finds New Neptune Moon In the summer of 1989, a robotic emissary from Earth visited the farthest major planet from the Sun, Neptune. Like any good tourist, NASA's Voyager 2 spacecraft snapped a lot of pictures... (More)
  • 7/2/2013 Comet ISON Brings Holiday Fireworks STScI-2013-24 14. Comet ISON Brings Holiday Fireworks This July 4th, the solar system is showing off some fireworks of its own. Superficially resembling a skyrocket, Comet ISON is hurtling toward the Sun at a whopping 48,000 miles per hour. (More)
  • 5/9/2013 Hubble Finds Dead Stars 'Polluted' with Planet Debris STScI-2013-18 15. Hubble Finds Dead Stars 'Polluted' with Planet Debris Deep inside the Hyades star cluster, a pair of burned-out stars are yielding clues to the presence of rocky planets that may have whirled around them. Asteroid... (More)
  • 4/23/2013 Hubble Captures Comet ISON STScI-2013-14 16. Hubble Captures Comet ISON Comet ISON is potentially the "comet of the century" because around the time the comet makes its closest approach to the Sun, on November 28, it may briefly become brighter than the full Moon. (More)

2012

2011

2010

2009

  • 12/16/2009 Hubble Finds Smallest Kuiper Belt Object Ever Seen STScI-2009-33 33. Hubble Finds Smallest Kuiper Belt Object Ever Seen NASA's Hubble Space Telescope has discovered the smallest object ever seen in visible light in the Kuiper Belt, a vast ring of icy debris that is encircling... (More)
  • 10/9/2009 Hubble Observes LCROSS Impact Event STScI-2009-26 34. Hubble Observes LCROSS Impact Event NASA's Hubble Space Telescope has made a series of observations immediately preceding and following the Lunar Crater Observation and Sensing Satellite (LCROSS) Centaur... (More)
  • 9/9/2009 Hubble Opens New Eyes on the Universe STScI-2009-25 35. Hubble Opens New Eyes on the Universe NASA's Hubble Space Telescope is back in business, ready to uncover new worlds, peer ever deeper into space, and even map the invisible backbone of the universe. (More)
  • 7/24/2009 Hubble Captures Rare Jupiter Collision STScI-2009-23 36. Hubble Captures Rare Jupiter Collision NASA scientists have interrupted the checkout and calibration of the Hubble Space Telescope to aim the recently refurbished observatory at a new expanding spot on the giant planet Jupiter. (More)
  • 3/17/2009 Quadruple Saturn Moon Transit Snapped by Hubble STScI-2009-12 37. Quadruple Saturn Moon Transit Snapped by Hubble Saturn's comparatively paper-thin rings are tilted edge on to Earth every 15 years. Because the orbits of Saturn's major satellites are in the ring plane, too, this alignment... (More)

2008

  • 12/18/2008 Hubble Catches Jupiter's Largest Moon Going to the 'Dark Side' STScI-2008-42 38. Hubble Catches Jupiter's Largest Moon Going to the 'Dark Side' NASA's Hubble Space Telescope has caught Jupiter's moon Ganymede playing a game of "peek-a-boo." In this crisp Hubble image, Ganymede... (More)
  • 7/17/2008 Three Red Spots Mix it Up on Jupiter STScI-2008-27 39. 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 New Red Spot Appears on Jupiter STScI-2008-23 40. 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 Internal Heat Drives Jupiter's Giant Storm Eruption STScI-2008-06 41. 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

2006

2005

2004

  • 11/11/2004 Hubble Tracks Asteroid's Sky Trek STScI-2004-31 68. Hubble Tracks Asteroid's Sky Trek While analyzing NASA Hubble Space Telescope images of the Sagittarius dwarf irregular galaxy (SagDIG), an international team of astronomers led by Simone Marchi, Yazan Momany... (More)
  • 11/4/2004 Hubble Spots Rare Triple Eclipse on Jupiter STScI-2004-30 69. Hubble Spots Rare Triple Eclipse on Jupiter At first glance, Jupiter looks like it has a mild case of the measles. Five spots – one colored white, one blue, and three black – are scattered... (More)
  • 6/17/2004 A Really Neat Close-up of Comet NEAT from Kitt Peak Observatory STScI-2004-52 70. A Really Neat Close-up of Comet NEAT from Kitt Peak Observatory This image of comet C/2001 Q4 (NEAT) was taken at the WIYN 0.9-meter telescope at Kitt Peak National Observatory near Tucson... (More)
  • 5/26/2004 Saturn Seen from Far and Near STScI-2004-18 71. 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)
  • 4/14/2004 Hubble Observes Planetoid Sedna, Mystery Deepens STScI-2004-14 72. Hubble Observes Planetoid Sedna, Mystery Deepens Astronomers poring over 35 NASA Hubble Space Telescope images of the solar system's farthest known object, unofficially named Sedna, are surprised... (More)
  • 1/22/2004 The Colorful Lives of the Outer Planets STScI-2004-05 73. The Colorful Lives of the Outer Planets Atmospheric features on Uranus and Neptune are revealed in images taken with the Space Telescope Imaging Spectrograph and the Advanced Camera for Surveys... (More)

2003

  • 9/25/2003 Hubble Uncovers Smallest Moons Yet Seen Around Uranus STScI-2003-29 74. Hubble Uncovers Smallest Moons Yet Seen Around Uranus Astronomers have discovered two of the smallest moons yet found around Uranus. The new moons, uncovered by NASA's Hubble Space Telescope... (More)
  • 9/9/2003 The Slant on Saturn's Rings STScI-2003-23 75. 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)
  • 9/6/2003 Farthest, Faintest Solar System Objects Found Beyond Neptune STScI-2003-25 76. Farthest, Faintest Solar System Objects Found Beyond Neptune Astronomers using NASA's Hubble Space Telescope have discovered three of the faintest and smallest objects ever detected beyond Neptune. (More)
  • 9/5/2003 Hubble Assists Rosetta Comet Mission STScI-2003-26 77. Hubble Assists Rosetta Comet Mission Results from NASA's Hubble Space Telescope played a major role in preparing ESA's ambitious Rosetta mission for its new target, comet 67P/Churyumov-Gerasimenko (67P/C-G). (More)
  • 8/27/2003 Mars: Closest Encounter STScI-2003-22 78. Mars: Closest Encounter These two images, taken 11 hours apart with NASA's Hubble Space Telescope, reveal two nearly opposite sides of Mars. Hubble snapped these photos as the red planet was making its closest approach... (More)
  • 5/15/2003 Brighter Neptune Suggests a Planetary Change of Seasons STScI-2003-17 79. 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)

2002

2001

  • 10/11/2001 Scientists Track "Perfect Storm" on Mars STScI-2001-31 82. 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)
  • 7/5/2001 Hubble Captures Best View of Mars Ever Obtained From Earth STScI-2001-24 83. Hubble Captures Best View of Mars Ever Obtained From Earth Frosty white water ice clouds and swirling orange dust storms above a vivid rusty landscape reveal Mars as a dynamic planet in this sharpest... (More)
  • 6/7/2001 A Change of Seasons on Saturn STScI-2001-15 84. A Change of Seasons on Saturn Looming like a giant flying saucer in our outer solar system, Saturn puts on a show as the planet and its magnificent ring system nod majestically over the course of its 29-year... (More)
  • 5/17/2001 Astronomers Puzzled over Comet LINEAR's Missing Pieces STScI-2001-14 85. Astronomers Puzzled over Comet LINEAR's Missing Pieces Astronomers analyzing debris from a comet that broke apart last summer spied pieces as small as smoke-sized particles and as large as football-field-sized fragments. (More)

2000

  • 12/14/2000 Satellite Footprints Seen in Jupiter Aurora STScI-2000-38 86. 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)
  • 9/14/2000 Centaur's Bright Surface Spot Could be Crater of Fresh Ice STScI-2000-31 87. Centaur's Bright Surface Spot Could be Crater of Fresh Ice The unexpectedly varied surface of a wayward piece of space debris has given astronomers new insights into the characteristics and behavior of a ghostly... (More)
  • 8/7/2000 Hubble Discovers Missing Pieces of Comet Linear STScI-2000-27 88. Hubble Discovers Missing Pieces of Comet Linear To the surprise and delight of astronomers, the Hubble telescope discovered a small armada of "mini-comets" left behind from what some scientists had prematurely thought... (More)
  • 7/28/2000 Hubble Sees Comet Linear Blow its Top STScI-2000-26 89. Hubble Sees Comet Linear Blow its Top Lackluster comet LINEAR (C/1999 S4) unexpectedly threw astronomers a curve. Using the Hubble telescope, researchers were surprised to catch the icy comet in a brief, violent... (More)

1999

  • 8/5/1999 Hubble Views Ancient Storm in the Atmosphere of Jupiter STScI-1999-29 90. 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)
  • 6/30/1999 A Closer Encounter with Mars STScI-1999-27 91. A Closer Encounter with Mars Taking advantage of Mars's closest approach to Earth in eight years, astronomers using the Hubble telescope have taken the space-based observatory's sharpest views yet of the Red Planet. (More)
  • 5/19/1999 Colossal Cyclone Swirls near Martian North Pole STScI-1999-22 92. 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)
  • 4/20/1999 Hubble Clicks Images of Io Sweeping across Jupiter STScI-1999-13 93. Hubble Clicks Images of Io Sweeping across Jupiter While hunting for volcanic plumes on Io, the Hubble telescope captured these images of the volatile moon sweeping across the giant face of Jupiter. (More)
  • 4/16/1999 Hubble Shoots the Moon STScI-1999-14 94. Hubble Shoots the Moon In a change of venue from peering at the distant universe, the Hubble telescope has taken a look at Earth's closest neighbor in space, the Moon. Hubble was aimed at one of the Moon's most dramatic... (More)
  • 3/29/1999 Huge Spring Storms Rouse Uranus from Winter Hibernation STScI-1999-11 95. Huge Spring Storms Rouse Uranus from Winter Hibernation If springtime on Earth were anything like it will be on Uranus, we would be experiencing waves of massive storms, each one covering the country... (More)
  • 3/4/1999 A Mote in Hubble's Eye STScI-1999-08 96. A Mote in Hubble's Eye The Hubble telescope image is a typical Milky Way star field in the constellation Centaurus. Such snapshots can be used to study the evolution of stars that make up our galaxy. (More)
  • 2/25/1999 Martian Colors Provide Clues about Martian Water STScI-1999-07 97. 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

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