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Fixing Hubble's blurry vision – Spaceflight Now
What was wrong with Hubble's mirror, and how was it fixed? - BBC Sky at Night Magazine
Hubble Space Telescope - Wikipedia
Hubble's Mirror Flaw | NASA
How NASA fixed Hubble's flawed vision - and reputation - CBS News
M100 shows just how far Hubble has come since spherical aberration – Astronomy Now
ISU and Hubble Space Telescope – 30 years in Common - International Space University
A Small Error: The Origin of Spherical Aberration - Book chapter - IOPscience
Hubble Turns 30: Story of a Problem Child
The mission to save the Hubble Space Telescope - IPWatchdog.com | Patents & Patent Law
The Hubble Space Telescope Spherical Aberration - It All Started With A Scratch… Opti 521 Paul Ward-Dolkas. - ppt download
Hubble Space Telescope Captures Comet NEOWISE at its Brightest | Science Times
History: The Spherical Aberration Problem | ESA/Hubble | ESA/Hubble
Observatory - Optics | NASA
Hubble Space Telescope photographs of Spiral Galaxy M100 taken before... | Download Scientific Diagram
History: The Spherical Aberration Problem | ESA/Hubble | ESA/Hubble
Hubble Space Telescope - Wikipedia
The testing error that led to Hubble mirror fiasco | New Scientist
NASA's Hubble Telescope discovers Dwarf star with 'basic building blocks for life' | Technology News,The Indian Express
Celebrating 30 Years: The Universe Through Hubble's Eye - Sky & Telescope - Sky & Telescope
Phase-retrieval analysis of pre- and post-repair Hubble Space Telescope images
Astronomy Magazine - How the Hubble Space Telescope changed the cosmos | Astronomy Magazine
How does NASA correct the Hubble telescope's chromatic aberration caused by the lens to fix its spherical aberration? - Quora
Hubble Space Telescope on Twitter: "A spherical aberration on Hubble's lens lead to the first image of M100 (left). Servicing missions to the telescope have added new cameras that have given us
Hubble's blurry years
