NASA's Spitzer Space Telescope (Mission Overview)
Why the open web links it
Summarizes the 16-year mission of NASA's Spitzer Space Telescope and its contributions to infrared astronomy.
Linked by 5 independent sites, 3 of them widely read in the 2026-10 crawl of the open web, including caltech.edu, bgr.com, skyatnightmagazine.com, nimareja.fr, spectrevision.net.