2012

• 2/21/2012 STScI-2012-13 1. NASA's Hubble Reveals a New Class of Extrasolar Planet Observations of the extrasolar planet GJ1214b by NASA's Hubble Space Telescope have come up with a new class of planet, a waterworld enshrouded... (More)
• 1/11/2012 STScI-2012-07 2. 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

• 10/6/2011 STScI-2011-29 3. Astronomers Find Elusive Planets in Decade-Old Hubble Data In a painstaking re-analysis of Hubble Space Telescope images from 1998, astronomers have found visual evidence for two extrasolar planets that went undetected... (More)
• 7/5/2011 STScI-2011-22 4. NASA's Hubble Makes One Millionth Science Observation NASA's Hubble Space Telescope crossed another milestone in its 21-year space odyssey of exploration and discovery. On Monday, July 4, the Earth-orbiting observatory... (More)

2010

• 7/15/2010 STScI-2010-21 5. Superhot Planet Likely Possesses Comet-like Tail As if the debate over what is and what is not a planet hasn't gotten confusing enough, Hubble Space Telescope astronomers have now confirmed the existence of a tortured... (More)
• 5/24/2010 STScI-2010-17 6. Out of Whack Planetary System Offers Clues to a Disturbed Past For just over a decade, astronomers have known that three Jupiter-type planets orbit the yellow-white star Upsilon Andromedae. But to their surprise... (More)
• 5/20/2010 STScI-2010-15 7. Hubble Finds Star Eating a Planet "The Star That Ate My Planet" may sound like a B-grade science fiction movie title, but this is really happening 600 light-years away. Like a moth in a candle flame, a doomed Jupiter-sized... (More)

2009

• 6/25/2009 STScI-2009-22 8. STScI Joins the Search for Other Earths in Space The Space Telescope Science Institute (STScI) in Baltimore, Md., is partnering on a historic search for Earth-size planets around other stars. (More)
• 4/1/2009 STScI-2009-15 9. Hubble Finds Hidden Exoplanet in Archival Data In 19 years of observations, the Hubble Space Telescope has amassed a huge archive of data. That archive may contain the telltale glow of undiscovered extrasolar planets... (More)

2008

• 12/9/2008 STScI-2008-41 10. Hubble Finds Carbon Dioxide on an Extrasolar Planet NASA's Hubble Space Telescope has discovered carbon dioxide in the atmosphere of a planet orbiting another star. This is an important step along the trail of finding... (More)
• 11/13/2008 STScI-2008-39 11. Hubble Directly Observes Planet Orbiting Fomalhaut Astronomers using NASA's Hubble Space Telescope have taken the first visible-light snapshot of a planet orbiting another star. The images show the planet, named Fomalhaut... (More)
• 3/19/2008 STScI-2008-11 12. Hubble Finds First Organic Molecule on an Exoplanet NASA's Hubble Space Telescope has made the first detection ever of an organic molecule in the atmosphere of a Jupiter-sized planet orbiting another star. This breakthrough... (More)

2007

• 12/11/2007 STScI-2007-44 13. Hubble Finds that Extrasolar Planet Has a Hazy Sunset A team of astronomers, led by Frederic Pont from the Geneva University Observatory in Switzerland, has detected for the first time strong evidence... (More)
• 1/31/2007 STScI-2007-07 14. Hubble Probes Layer-cake Structure of Alien World's Atmosphere The powerful vision of NASA's Hubble Space Telescope has allowed astronomers to study for the first time the layer-cake structure of the atmosphere of a planet orbiting... (More)

2006

• 10/9/2006 STScI-2006-32 15. Hubble Observations Confirm that Planets Form from Disks Around Stars NASA's Hubble Space Telescope, in collaboration with ground-based observations, has provided definitive evidence for the existence of the nearest extrasolar... (More)
• 10/4/2006 STScI-2006-34 16. Hubble Finds Extrasolar Planets Far Across Galaxy NASA's Hubble Space Telescope has discovered 16 extrasolar planet candidates orbiting a variety of distant stars in the central region of our Milky Way galaxy. (More)
• 8/8/2006 STScI-2006-38 17. 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)
• 5/18/2006 STScI-2006-22 18. Astronomers Use Innovative Technique to Find Extrasolar Planet An international team of professional and amateur astronomers, using simple off-the-shelf equipment to trawl the skies for planets outside our solar system... (More)
• 1/25/2006 STScI-2006-06 19. Astronomers Find Smallest Extrasolar Planet Yet Around Normal Star Using an armada of telescopes, an international team of astronomers has found the smallest planet ever detected around a normal star outside our solar system. (More)

2005

• 1/10/2005 STScI-2005-03 20. Hubble's Infrared Eyes Home in on Suspected Extrasolar Planet The Hubble Space Telescope's near-infrared vision is hot on the trail of a possible planetary companion to a relatively bright young brown dwarf located... (More)