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News Release Archive: Star > Extrasolar Planets

News Releases 1-29 of 29

1/8/2013 STScI-2013-01 1. Hubble Reveals Rogue Planetary Orbit for Fomalhaut b Newly released Hubble Space Telescope images of a vast debris disk encircling the nearby star Fomalhaut, and of a mysterious planet circling it, may provide forensic... (More)

10/29/2012 STScI-2012-46 2. Additional Kepler Data Now Available to All Planet Hunters The Space Telescope Science Institute in Baltimore, Md., is releasing 12 additional months worth of planet-searching data meticulously collected... (More)
6/28/2012 STScI-2012-23 3. Hubble, Swift Detect First-Ever Changes in an Exoplanet Atmosphere An international team of astronomers using data from the NASA's Hubble Space Telescope has made an unparalleled observation, detecting significant changes... (More)
2/21/2012 STScI-2012-13 4. 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 5. 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)

10/6/2011 STScI-2011-29 6. 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 7. 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)

7/15/2010 STScI-2010-21 8. 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 9. 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 10. 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)

6/25/2009 STScI-2009-22 11. 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 12. 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)

12/9/2008 STScI-2008-41 13. 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 14. 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 15. 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)

12/11/2007 STScI-2007-44 16. 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 17. 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)

10/9/2006 STScI-2006-32 18. 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 19. 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 20. 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 21. 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 22. 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)

1/10/2005 STScI-2005-03 23. 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)

2/2/2004 STScI-2004-44 24. Oxygen and Carbon Found in Atmosphere of an Extrasolar Planet NASA's Hubble Space Telescope has detected, for the first time ever, the presence of oxygen and carbon in the atmosphere of a planet outside... (More)

7/10/2003 STScI-2003-19 25. Oldest Known Planet Identified NASA's Hubble Space Telescope precisely measured the mass of the oldest known planet in our Milky Way galaxy. At an estimated age of 13 billion years, the... (More)
3/12/2003 STScI-2003-08 26. Too Close for Comfort: Hubble Discovers an Evaporating Planet Astronomers using NASA's Hubble Space Telescope have observed for the first time the atmosphere of a planet beyond our solar system evaporating into space. (More)

12/3/2002 STScI-2002-27 27. Hubble Makes Precise Measure of Extrasolar World's True Mass An international team of astronomers used the Hubble Space Telescope to help make a precise measurement of the mass of a planet outside our solar system. (More)

11/27/2001 STScI-2001-38 28. Hubble Makes First Direct Measurements of Atmosphere on World Around another Star Astronomers using the Hubble Space Telescope have made the first direct detection of the atmosphere of a planet orbiting a star outside... (More)

5/28/1998 STScI-1998-19 29. Hubble Takes First Image of a Possible Planet around Another Star and Finds a Runaway World The Hubble telescope has given astronomers their first direct look at what is possibly a planet outside... (More)