The Universe in Infrared: The Legacy of the Spitzer Space Telescope - YouTube
Great observatories' – the next generation of NASA's space telescopes, and their impact on the next century of observational astronomy – Physics World
Space observatory — Science Learning Hub
A new cosmic dawn: peering across the universe with NASA's James Webb Space Telescope – Physics World
Observatory - Optics | NASA
What was wrong with Hubble's mirror, and how was it fixed? | BBC Sky at Night Magazine
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The Hubble Space Telescope (HST) (Schematic)
Hubble Telescope Still Going Strong 30 Years Later | Lockheed Martin
File:Hubble Space Telescope Configuration (27712254083).jpg - Wikimedia Commons
SERVICING MISSIONS
Observatory - Optics | NASA
List of space telescopes - Wikipedia
Inside the Universe Machine: The Webb Space Telescope's Staggering Vision - IEEE Spectrum
Major Space Telescopes | Space
Observatory - Optics | NASA
An Out-of-This-World Eye Exam: How NASA Fixed the Hubble Telescope
The World's First Space Telescope - Scientific American Blog Network
Hubble's instruments | ESA/Hubble | ESA/Hubble
An illustration of the University of Surrey's on-orbit space telescope... | Download Scientific Diagram
China wants to launch its own Hubble-class telescope as part of space station | Space
Hubble Space Telescope - Wikipedia
NASA prepares next steps in development of future large space telescope - SpaceNews
Space Telescopes | Historic Spacecraft
Can the James Webb Telescope see the past? | Live Science
Space Telescopes of the Future: NASA Has 4 Ideas for Great Observatory to Fly in 2030s | Space
