reflecting telescope | Britannica
Hubble Space Telescope Reaches Orbit | NASA
Deployment of the Hubble Space Telescope, 1990
HST's Greatest Hits 1990-1995
Unacademy on Twitter: "#OnThisDay in 1990, NASA's Hubble Space Telescope was brought into space and placed in Earth's orbit by the Space Shuttle Discovery. https://t.co/VRZtkzZ7Q8" / Twitter
NASA gets 2 Hubble-size telescopes from spy agency | CBC News
Weltraumteleskop "Hubble" entdeckt Stern in Rekordentfernung
The Hubble telescope turns 32: Here are some of its greatest hits | Salon.com
April 25, 1990, Deployment of the Hubble Space Telescope | NASA
NASA HISTORY: STS-31 Discovery Lifts Off From Kennedy Space Center In 1990 Carrying Hubble Space Telescope - Space Coast Daily
May 20, 1990: Hubble Opens Its Eye ... and Blinks | WIRED
April 1990 - Hubble Space Telescope (HST) Launched | NASA
The Hubble Space Telescope launched 1990 - YouTube
April 24, 1990: Hubble Becomes Big Eye Above Sky | WIRED
Hubble Telescope Test Inspires Changes at NASA to Combat Gender Bias - Scientific American
About the Hubble Space Telescope | NASA
NBC2 News - 2Day in History on April 24, 1990, the Hubble Space Telescope was launched into low Earth orbit! What will make history today? NBC2 News Today has everything you need
 "Trouble For Hubble, In Orbit Since 1990, As Gyro Fails On Space Telescope")
Trouble For Hubble, In Orbit Since 1990, As Gyro Fails On Space Telescope
Hubble Space Telescope: Pictures, facts & history | Space
Hubble space telescope launched, 1990 - Newspapers.com
The Hubble Space Telescope: 1990–2021? | by Briley Lewis | The Particle | Medium
April 24 1990 The Hubble Space Telescope is launched | Flickr
Hubble Space Telescope Deployed -- April 25, 1990 | NASA
Hubble's Greatest Discoveries Weren't Planned; They Were Surprises
