2008

• 8/27/2008 STScI-2008-32 1. A Clash of Clusters Provides New Clue to Dark Matter A powerful collision of galaxy clusters has been captured by NASA’s Hubble Space Telescope and Chandra X-ray Observatory. The observations of the cluster... (More)
• 4/10/2008 STScI-2008-17 2. Hubble Pinpoints Record-Breaking Explosion Peering across 7.5 billion light-years and halfway back to the Big Bang, NASA's Hubble Space Telescope has photographed the fading optical counterpart of a powerful... (More)
• 2/19/2008 STScI-2008-09 3. Hubble Discovers 67 New Gravitationally Lensed Galaxies in the Distant Universe Astronomers using NASA's Hubble Space Telescope have compiled a large catalog of gravitational lenses in the distant universe. The catalog contains... (More)
• 2/12/2008 STScI-2008-08 4. Astronomers Find One of the Youngest and Brightest Galaxies in the Early Universe NASA's Hubble and Spitzer space telescopes, with a boost from a natural "zoom lens," have uncovered what may be one of the youngest... (More)
• 1/10/2008 STScI-2008-03 5. The Violent Lives of Galaxies: Caught in the Cosmic Dark Matter Web Astronomers are using NASA's Hubble Space Telescope to dissect one of the largest structures in the universe as part of a quest to understand... (More)
• 1/10/2008 STScI-2008-04 6. Hubble Finds Double Einstein Ring The Hubble Space Telescope has revealed a never-before-seen optical alignment in space: a pair of glowing rings, one nestled inside the other like a bull's-eye pattern. The double-ring... (More)

2007

• 10/4/2007 STScI-2007-38 7. Astronomers Use Hubble and Keck to Identify Dwarf Galaxy A team of astronomers at the University of California at Santa Barbara report that they have resolved a dwarf galaxy 6 billion light-years away. Weighing... (More)
• 5/15/2007 STScI-2007-17 8. Hubble Finds Ring of Dark Matter Astronomers using NASA's Hubble Space Telescope have discovered a ghostly ring of dark matter that formed long ago during a titanic collision between two massive galaxy clusters. (More)
• 1/7/2007 STScI-2007-01 9. Hubble Maps the Cosmic Web of "Clumpy" Dark Matter in 3-D An international team of astronomers using NASA's Hubble Space Telescope has created a three-dimensional map that provides... (More)

2006

• 11/16/2006 STScI-2006-52 10. Hubble Finds Evidence for Dark Energy in the Young Universe Scientists using NASA's Hubble Space Telescope have discovered that dark energy is not a new constituent of space, but rather has been present... (More)
• 11/2/2006 STScI-2006-51 11. Host Galaxy Cluster to Largest Known Radio Eruption This is a new composite image of galaxy cluster MS0735.6+7421, located about 2.6 billion light-years away in the constellation Camelopardalis. (More)
• 8/21/2006 STScI-2006-39 12. NASA Finds Direct Proof of Dark Matter Dark matter and normal matter have been wrenched apart by the tremendous collision of two large clusters of galaxies. This composite image shows the galaxy cluster 1E 0657-56... (More)
• 8/8/2006 STScI-2006-38 13. Hubble Identifies Stellar Companion to Distant Planet NASA's Hubble Space Telescope has for the first time identified the parent star of a distant planet (system name OGLE-2003-BLG-235L/MOA-2003-BLG-53L) discovered... (More)
• 5/23/2006 STScI-2006-23 14. Hubble Captures a "Five-Star" Rated Gravitational Lens NASA's Hubble Space Telescope has captured the first-ever picture of a group of five star-like images of a single distant quasar. (More)
• 5/16/2006 STScI-2006-21 15. Astronomer Wins Top Prize for Creating Black Hole Web Site Explore the world of black holes in an award-winning Web site created by a team led by Roeland van der Marel, an astronomer at the Space Telescope Science... (More)
• 5/10/2006 STScI-2006-20 16. Hubble Finds that Earth is Safe from One Class of Gamma-ray Burst Homeowners may have to worry about floods, hurricanes, and tornadoes destroying their homes, but at least they can remove long-duration... (More)

2005

• 11/17/2005 STScI-2005-32 17. Hubble, Sloan Quadruple Number of Known Optical Einstein Rings Astronomers have combined two powerful astronomical assets, the Sloan Digital Sky Survey (SDSS) and NASA's Hubble Space Telescope, to identify 19 new "gravitationally... (More)
• 9/20/2005 STScI-2005-26 18. Hubble Finds Mysterious Disk of Blue Stars Around Black Hole Astronomers using NASA's Hubble Space Telescope have identified the source of a mysterious blue light surrounding a supermassive black hole in our neighboring... (More)
• 9/14/2005 STScI-2005-13 19. Black Hole in Search of a Home A team of European astronomers has used two of the most powerful astronomical facilities available, NASA's Hubble Space Telescope and the European Southern Observatory's... (More)

2004

• 7/22/2004 STScI-2004-21 20. A Day in the Lives of Galaxies Like a photographer clicking random snapshots of a crowd of people, NASA's Hubble Space Telescope has taken a view of an eclectic mix of galaxies. In taking this picture... (More)