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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.
          Milestone Release
          Hubble's new improved optics probe the core of a distant galaxy
          Hubble's new improved optics probe the core of a distant galaxy
          Release date: January 13, 1994

          A comparison image of the core of the galaxy M100 shows the dramatic improvement in Hubble's view of the universe. The new image (right) was taken with the...

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          HubbleSite press release
          Mission Event
          NASA's Great Observatories program
          NASA's Great Observatories program
          1994

          NASA and Congress commit funding for four astronomical satellites—the Hubble Space Telescope (HST), the Compton Gamma Ray Observatory (CGRO), the...

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          About the program (NASA)
          Science Discovery
          Definitive confirmation of the existence of supermassive black holes
          Definitive confirmation of the existence of supermassive black holes
          Release date: May 25, 1994

          Hubble observation of M87 provides conclusive evidence for the existence of supermassive black holes in the hubs of galaxies.

          OBJECT: M87, NGC...

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          HubbleSite press release
          Milestone Release
          Comet Shoemaker-Levy impact with Jupiter
          Comet Shoemaker-Levy impact with Jupiter
          Impact period: July 16-22, 1994

          Hubble provides a detailed view of Comet P/Shoemaker-Levy 9's collision with Jupiter. The comet broke up during a close passage by Jupiter in July of...

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          HubbleSite press release
          Historical Context
          Magellan's mission to Venus ends
          Magellan's mission to Venus ends
          October 12, 1994

          The spacecraft, after collecting radar images of 98 percent of the planet's surface, makes a dramatic conclusion to its highly successful mission. It is...

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          NASA Science Missions: Magellan
          Significant Image
          Hubble observes a new Saturn storm
          Hubble observes a new Saturn storm
          Release date: December 21, 1994

          This Hubble telescope picture of Saturn captures a rare storm that appears as a white arrowhead-shaped feature near the planet's equator.

          OBJECT:...

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          HubbleSite press release
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