NASA Gives the Hubble Space Telescope Another Five Years of Life
April 1990 - Hubble Space Telescope (HST) Launched | NASA
Hubble Space Telescope (HST) - Aerospace Technology
STS-31 - Wikipedia
On This Day in History - April 25, 1990 – MightyToy
Hubble Space Telescope - Wikipedia
Hubble Space Telescope: history and facts | BBC Sky at Night Magazine
Hubble Telescope From Idea to Launch | Hubble Telescope History
Hubble Space Telescope (HST) | History, Discoveries, & Facts | Britannica
The Hubble Space Telescope launched 1990 - YouTube
Window on the Universe: Remembering the Launch of Hubble, OTD in 1990 - AmericaSpace
The Hubble Space Telescope: 1990–2021? | by Briley Lewis | The Particle | Medium
The Hubble telescope turns 32: Here are some of its greatest hits | Salon.com
Hubble Space Telescope Launches – April 24, 1990 | NASA
Hubble Telescope's Silver Anniversary - Sky & Telescope - Sky & Telescope
ESA - How Hubble got its wings
Hubble Space Telescope Deployed -- April 25, 1990 | NASA
How the Hubble Space Telescope opened our eyes to the first galaxies of the universe
