2009

• 9/9/2009 STScI-2009-25 21. 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)
• 6/25/2009 STScI-2009-22 22. 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 23. 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)
• 3/22/2009 STScI-2009-13 24. Hubble Uncovers an Unusual Stellar Progenitor to a Supernova Astronomers have detailed theories about what type of stars self-destruct in titanic supernova explosions. However, it would be useful to test stellar... (More)
• 1/7/2009 STScI-2009-03 25. Hubble Finds Stars That 'Go Ballistic' Resembling comets streaking across the sky, these four speedy stars are plowing through regions of dense interstellar gas and creating brilliant arrowhead structures and trailing... (More)
• 1/6/2009 STScI-2009-04 26. Star Light, Star Bright, Its Explanation is Out of Sight This pair of NASA Hubble Space Telescope pictures shows the appearance of a mysterious burst of light that was detected on February 21, 2006, brightened... (More)
• 1/5/2009 STScI-2009-01 27. Brown Dwarfs Don't Hang Out With Stars Brown dwarfs, objects that are less massive than stars but larger than planets, just got more elusive, based on studies of nearby multiple-star systems... (More)

2008

• 12/9/2008 STScI-2008-41 28. 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 29. 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)
• 7/1/2008 STScI-2008-22 30. Hubble Sees Stars and a Stripe in Celestial Fireworks A delicate ribbon of gas floats eerily in our galaxy. A contrail from an alien spaceship? A jet from a black-hole? Actually... (More)
• 3/19/2008 STScI-2008-11 31. 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)
• 1/10/2008 STScI-2008-01 32. Circumstellar Dust Takes Flight in 'The Moth' What superficially resembles a giant moth floating in space is giving astronomers new insight into the formation and evolution of planetary systems. This is not your typical... (More)

2007

• 12/11/2007 STScI-2007-44 33. 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)
• 12/4/2007 STScI-2007-42 34. How White Dwarfs Get Their 'Kicks' NASA's Hubble Space Telescope is providing strong evidence that white dwarfs, the burned-out relics of stars, are given a "kick" when they form. The sharp vision of Hubble's Advanced... (More)
• 7/19/2007 STScI-2007-28 35. Astronomers Find Highly Elliptical Disk Around Young Star Dust and debris parade in an extremely misshapen ring around the young star, HD 15115. The disk, seen edge-on with NASA's Hubble Space Telescope... (More)
• 2/22/2007 STScI-2007-10 36. NASA's Hubble Telescope Celebrates SN 1987A's 20th Anniversary Twenty years ago, astronomers witnessed one of the brightest stellar explosions in more than 400 years. The titanic supernova... (More)
• 1/31/2007 STScI-2007-07 37. 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)
• 1/8/2007 STScI-2007-03 38. Astronomers Map a Hypergiant Star's Massive Outbursts Using NASA's Hubble Space Telescope and the W.M. Keck Observatory, Kameula, Hawaii, astronomers have learned that the gaseous outflow from one of the brightest super-sized... (More)
• 1/7/2007 STScI-2007-02 39. Hubble Observations Provide Insight into Planet Birth Hubble observed a "blizzard" of particles in a disk around a young star revealing the process by which planets grow from tiny dust grains. The particles... (More)

2006

• 12/11/2006 STScI-2006-54 40. Heavyweight Stars Light Up Nebula NGC 6357 The small open star cluster Pismis 24 lies in the core of the large emission nebula NGC 6357 in Scorpius, about 8,000 light-years away from Earth. Some of the stars in this cluster... (More)