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          A chronology of the Hubble Space Telescope Illustrates the mission's history from conception through its 25 years of ground-breaking observations and discoveries.
          Science Discovery
          First organic molecule measured on an exoplanet
          First organic molecule measured on an exoplanet
          Release date: March 19, 2008

          Hubble makes the first detection ever of an organic molecule (methane) in the atmosphere of a Jupiter-sized planet orbiting another star. The breakthrough is...

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          HubbleSite press release
          Significant Image
          Interacting Galaxy Arp 148
          Interacting Galaxy Arp 148
          Release date: April 24, 2008

          Arp 148 is the staggering aftermath of an encounter between two galaxies, resulting in a ring-shaped galaxy and a long-tailed companion. The collision...

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          HubbleSite press release
          Historical Context
          Launch of the Fermi telescope
          Launch of the Fermi telescope
          June 11, 2008

          The Fermi Gamma-ray Space Telescope launches as an international and multi-agency space mission that studies the cosmos in the energy range 10 keV – 300 GeV....

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          NASA Fermi Gamma-ray Space Telescope
          Significant Image
          SN 1006 supernova remnant
          SN 1006 supernova remnant
          Release date: July 1, 2008

          This delicate ribbon of gas, which floats eerily in our galaxy, is a very thin section of a supernova remnant caused by a stellar explosion that occurred...

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          HubbleSite press release
          Milestone Release
          Hubble completes its 100,000th orbit
          Hubble completes its 100,000th orbit
          Orbit time: August 11, 2008 – 11:42:05 UTC

          In commemoration of NASA's Hubble Space Telescope completing its 100,000th orbit in its 18th year of exploration and discovery, scientists aim Hubble to take...

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          HubbleSite press release
          Significant Image
          NGC 1275
          NGC 1275
          Release date: August 20, 2008

          Fine, thread-like filamentary structures reside in the gas surrounding galaxy NGC 1275. The red filaments are composed of cool gas being suspended by a...

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          HubbleSite press release
          Historical Context
          NASA’s first 50 years
          NASA’s first 50 years
          October 1, 2008

          Over the past 50 years, NASA has achieved a set of spectacular feats, ranging from advancing the well-established field of aeronautics to pioneering the new...

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          NASA 50th Anniversary
          Science Discovery
          Hubble directly observes an exoplanet
          Hubble directly observes an exoplanet
          Release date: November 13, 2008

          Hubble takes the first visible-light snapshot of a planet (Fomalhaut b) orbiting its parent star. The images show the planet, named Fomalhaut b, as a tiny...

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          HubbleSite press release
          Science Discovery
          Hubble finds carbon dioxide on an extrasolar planet
          Hubble finds carbon dioxide on an extrasolar planet
          Release date: December 9, 2008

          NASA's Hubble Space Telescope discovers carbon dioxide in the atmosphere of a planet orbiting another star, an important step along the trail of finding the...

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          HubbleSite press release
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