2013

• 6/3/2013 STScI-2013-22 1. Rare Stellar Alignment Offers Opportunity to Hunt for Planets The ancients thought that stars were fixed pinpoints of light on the sky. Today we know that they are all moving, like fish in a pond. This so-called... (More)
• 3/5/2013 STScI-2013-09 2. Gravitational Lens Creates Cartoon of Space Invader The universe is eerie enough without giving us an apparition of a 1980s video game alien attacker. This oddball-looking object is really a mirage created by the gravitational... (More)

2012

• 11/30/2012 STScI-2012-42 3. 'Dark Core' May Not Be So Dark After All Now you see it, now you don't. Douglas Clowe of Ohio University in Athens, Ohio, is reporting on new Hubble observations that do not find an unusually... (More)
• 11/15/2012 STScI-2012-36 4. NASA Great Observatories Find Candidate for Most Distant Galaxy Yet Known By combining the power of NASA's Hubble Space Telescope, Spitzer Space Telescope, and one of nature's own natural "zoom lenses" in space, astronomers... (More)
• 7/10/2012 STScI-2012-26 5. Hubble Unmasks Ghost Galaxies Astronomers have puzzled over why some puny, extremely faint dwarf galaxies spotted in our Milky Way galaxy's back yard contain so few stars. These ghost-like galaxies are thought... (More)
• 6/26/2012 STScI-2012-19 6. NASA's Hubble Spots Rare Gravitational Arc from Distant, Hefty Galaxy Cluster Seeing is believing, except when you don't believe what you see. Astronomers using NASA's Hubble Space Telescope have found a puzzling... (More)
• 5/2/2012 STScI-2012-18 7. Black Hole Caught Red-handed in a Stellar Homicide Astronomers have gathered the most direct evidence yet of a supermassive black hole shredding a star that wandered too close. NASA's Galaxy Evolution Explorer... (More)
• 3/15/2012 STScI-2012-14 8. Astronomers Using NASA's Hubble Discover Quasars Acting as Gravitational Lenses Astronomers using NASA's Hubble Space Telescope have found several examples of galaxies containing quasars, which act as gravitational lenses, amplifying... (More)
• 3/2/2012 STScI-2012-10 9. Dark Matter Core Defies Explanation in Hubble Image Astronomers observed what appeared to be a clump of dark matter left behind during a bizarre wreck between massive clusters of galaxies. The dark matter collected... (More)
• 2/17/2012 STScI-2012-11 10. NASA's Hubble Spots a Relic from a Shredded Galaxy Astronomers using NASA's Hubble Space Telescope may have found evidence for a cluster of young, blue stars encircling HLX-1, one of the first intermediate-mass... (More)
• 2/2/2012 STScI-2012-08 11. Hubble Zooms in on a Magnified Galaxy A team of astronomers aimed Hubble at one of the most striking examples of gravitational lensing, a nearly 90-degree arc of light in the galaxy cluster RCS2 032727-132623. (More)
• 1/11/2012 STScI-2012-07 12. The Milky Way Contains at Least 100 Billion Planets According to Survey Our Milky Way galaxy contains a minimum of 100 billion planets according to a detailed statistical study based on the detection of three extrasolar... (More)

2011

• 10/13/2011 STScI-2011-25 13. Ambitious Hubble Survey Obtaining New Dark Matter Census Cluster MACS J1206.2-0847 (or MACS 1206 for short) is one of the first targets in a Hubble Space Telescope survey that will allow astronomers to construct... (More)
• 10/4/2011 STScI-2011-33 14. Astrophysicist Adam Riess Wins the 2011 Nobel Prize in Physics Adam Riess, an astronomer at the Space Telescope Science Institute (STScI) and Krieger-Eisenhower Professor in Physics and Astronomy at The Johns Hopkins University... (More)
• 9/15/2011 STScI-2011-27 15. Even Low-Mass Galaxies Can Harbor Supermassive Black Holes Using the slitless grism on Hubble Space Telescope's Wide Field Camera 3 to probe the distant universe, astronomers have found supermassive black holes growing... (More)
• 6/22/2011 STScI-2011-17 16. Pandora's Cluster – Clash of the Titans A team of scientists studying the galaxy cluster Abell 2744, nicknamed Pandora's Cluster, have pieced together the cluster's complex and violent history using telescopes... (More)
• 4/12/2011 STScI-2011-12 17. NASA Telescopes Help Discover Surprisingly Young Galaxy Astronomers have uncovered one of the youngest galaxies in the distant universe, with stars that formed 13.5 billion years ago, a mere 200 million years after the Big Bang. (More)
• 4/7/2011 STScI-2011-10 18. NASA Telescopes Join Forces to Observe Unprecedented Explosion NASA's Swift satellite, Hubble Space Telescope, and Chandra X-ray Observatory have teamed up to study one of the most puzzling cosmic blasts ever observed. (More)

2010

• 11/11/2010 STScI-2010-37 19. Detailed Dark Matter Map Yields Clues to Galaxy Cluster Growth Astronomers using NASA's Hubble Space Telescope received a boost from a cosmic magnifying glass to construct one of the sharpest... (More)
• 8/19/2010 STScI-2010-26 20. First Use of Cosmic Lens to Probe Dark Energy An international team of astronomers using NASA's Hubble Space Telescope has devised a new method for measuring perhaps the greatest puzzle of our universe... (More)
• 5/25/2010 STScI-2010-18 21. Supermassive Black Holes May Frequently Roam Galaxy Centers A team of astronomy researchers at Florida Institute of Technology and Rochester Institute of Technology in the United States and University... (More)

2009

• 9/9/2009 STScI-2009-25 22. 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)
• 8/5/2009 STScI-2009-24 23. Astronomers Find Hyperactive Galaxies in the Early Universe Even some galaxies may have been hyperactive youngsters. Looking almost 11 billion years into the past, astronomers have measured the motions... (More)
• 5/7/2009 STScI-2009-08 24. Refined Hubble Constant Narrows Possible Explanations for Dark Energy Less than 100 years ago scientists didn't know if the universe was coming or going, literally. It even fooled the great mind of Albert Einstein. He assumed... (More)

2008

• 8/27/2008 STScI-2008-32 25. 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 26. 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 27. 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 28. 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-2008-04 29. 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)
• 1/10/2008 STScI-2008-03 30. 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)

2007

• 10/4/2007 STScI-2007-38 31. 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 32. 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 33. 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 34. 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 35. 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 36. 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 37. 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 38. 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 39. 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 40. 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 41. 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 42. 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 43. 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 44. 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)
• 7/15/2004 STScI-2004-24 45. Astronomers Measure Mass of a Single Star — First Since the Sun Astronomers have directly measured the mass of a single star — the first time such a feat has been accomplished for any solitary... (More)
• 6/1/2004 STScI-2004-19 46. Spitzer Leads NASA's Great Observatories to Uncover Black Holes, Other Hidden Objects in the Distant Universe Astronomers unveiled the deepest images from NASA's new Spitzer Space Telescope today, and announced the detection... (More)
• 2/20/2004 STScI-2004-12 47. New Clues About the Nature of Dark Energy: Einstein May Have Been Right After All The good news from NASA's Hubble Space Telescope is that Einstein was right — maybe. A strange... (More)
• 2/15/2004 STScI-2004-08 48. Hubble and Keck Team Up to Find Farthest Known Galaxy in Universe An international team of astronomers may have set a new record in discovering what is the most distant known galaxy in the universe. Located... (More)
• 2/4/2004 STScI-2004-45 49. New Hubble Study Reveals How Black Holes Get Their Kicks When black holes collide, look out! The "kick" from an enormous burst of gravitational radiation that occurs during the collision... (More)

2003

• 10/30/2003 STScI-2003-32 50. Megastar-Birth Cluster is Biggest, Brightest and Hottest Ever Seen A mysterious arc of light found behind a distant cluster of galaxies has turned out to be the biggest, brightest, and hottest star-forming... (More)