NASA's retired flying telescope heads to museum
It's not off to the scrapyard quite yet for the historic aircraft that carried NASA's flying telescope. On Sept. 29, NASA and the German Space Agency (DLR) retired their joint Stratospheric Observatory for Infrared Astronomy (SOFIA) aircraft, a modified Boeing 747SP that lofted a 106-inch (2.7-meter) reflective telescope on overnight flights.
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