NASA Unveils Images From Repaired Hubble Telescope - The New York Times
None Of Us Is Perfect — Not Even The Venerable Hubble Space Telescope : NPR
History: The Spherical Aberration Problem | ESA/Hubble | ESA/Hubble
Hubble's Mirror Flaw - NASA Science
Remembering the Assembly--and Repair--of the Hubble Space Telescope | 2020-01-13 | ASSEMBLY
The History of Hubble - NASA Science
25 Years Later, Hubble Sees Beyond Troubled Start - The New York Times
the difference a 2.2 micrometer defect can make. this is M100, as pictured by the Hubble Telescope before and after the problem was solved [x-post from r/pics] : r/space
Panel Finds Error by Manufacturer of Space Telescope - The New York Times
The Biggest Mistake About The Big Bang
Hubble's Mirror Flaw - NASA Science
Repairing Hubble | National Air and Space Museum
Fixing Hubble's blurry vision – Spaceflight Now
Hubble Space Telescope - Wikipedia
The James Webb telescope had 344 'single point failures' before launch. Then, success - OPB