20 Years of Hubble Science

Hubble Space Telescope Celebrates 20 Years of Discovery
“As the Hubble Space Telescope achieves the major milestone of two decades on orbit, NASA and the Space Telescope Science Institute, or STScI, in Baltimore are celebrating Hubble’s journey of exploration with a stunning new picture and several online educational activities. There are also opportunities for people to explore galaxies as armchair scientists and send personal greetings to Hubble for posterity.”
Lockheed Martin-Built Hubble Space Telescope Marks 20 Years of Astronomical Discovery
“NASA’s Hubble Space Telescope (HST), built and integrated at the Lockheed Martin Space Systems facility in Sunnyvale, was launched 20 years ago aboard Space Shuttle Discovery, on April 24, 1990, ushering in a new golden age of astronomy. HST was released by the crew into Earth orbit the next day and the universe hasn’t looked the same since.”