NASA's Infrared Telescope Facility atop Mauna Kea, Hawaii. The IRTF is a venerable 30-year-old, 3-meter-diameter (10-foot) telescope that ranks 40th among ground-based telescopes.
Photograph copyright: Ernie Mastroianni
Friday, June 11, 2010
The Infrared Telescope Facility on Mauna Kea
Photograph copyright: Ernie Mastroianni
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