2013

• 5/9/2013 STScI-2013-18 1. 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 STScI-2013-14 2. 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

• 11/1/2012 STScI-2012-44 3. Asteroid Belts of Just the Right Size are Friendly to Life Solar systems with life-bearing planets may be rare if they are dependent on the presence of asteroid belts of just the right mass, according... (More)
• 7/11/2012 STScI-2012-32 4. Hubble Discovers a Fifth Moon Orbiting Pluto A team of astronomers using NASA's Hubble Space Telescope is reporting the discovery of another moon orbiting the icy dwarf planet Pluto. The moon is estimated to be irregular... (More)
• 5/4/2012 STScI-2012-22 5. Hubble to Use Moon as Mirror to See Venus Transit This mottled landscape showing the impact crater Tycho is among the most violent-looking places on our Moon. Astronomers... (More)
• 4/19/2012 STScI-2012-21 6. Hubble Spots Aurorae on the Planet Uranus These are among the first clear images, taken from the distance of Earth, to show aurorae on the planet Uranus. This composite image combines 2011 Hubble observations... (More)

2011

• 7/20/2011 STScI-2011-23 7. 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)
• 7/12/2011 STScI-2011-19 8. Neptune Completes Its First Circuit Around The Sun Since Its Discovery These four images of Neptune were taken by NASA's Hubble Space Telescope during the planet's 16-hour rotation. The snapshots were taken at roughly... (More)
• 4/28/2011 STScI-2011-13 9. 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)

2010

• 10/13/2010 STScI-2010-34 10. Hubble Finds that a Bizarre X-Shaped Intruder Is Linked to an Unseen Asteroid Collision Last January astronomers thought they had witnessed a fresh collision between two asteroids... (More)
• 10/8/2010 STScI-2010-33 11. NASA Mission to Asteroid Gets Help from Hubble Space Telescope NASA's Hubble Space Telescope has captured images of the large asteroid Vesta that will help scientists refine plans for the Dawn spacecraft's rendezvous... (More)
• 10/5/2010 STScI-2010-35 12. Hubble Probes Comet 103P/Hartley 2 in Preparation for DIXI/EPOXI Flyby Hubble Space Telescope observations of comet 103P/Hartley 2, taken on September 25, are helping in the planning for a November... (More)
• 9/13/2010 STScI-2010-32 13. 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)
• 6/16/2010 STScI-2010-20 14. 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)
• 6/3/2010 STScI-2010-16 15. 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)
• 2/15/2010 STScI-2010-09 16. 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)
• 2/4/2010 STScI-2010-06 17. New Hubble Maps of Pluto Show Surface Changes Since its discovery in 1930, Pluto has been a speck of light in the largest ground-based telescopes. But NASA's Hubble Space Telescope... (More)
• 2/2/2010 STScI-2010-07 18. Suspected Asteroid Collision Leaves Odd X-Pattern of Trailing Debris Something awfully curious is happening 100 million miles from Earth in the asteroid belt. There's a newly discovered object that superficially... (More)

2009

• 12/16/2009 STScI-2009-33 19. 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 STScI-2009-26 20. 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)