
The Dryden Aircraft Operations Facility in Palmdale, Calif., is now home to two large science aircraft, NASA's SOFIA observatory and…

An F/A-18 mission support aircraft shadows NASA's Stratospheric Observatory for Infrared Astronomy 747SP during a functional check flight on Dec.…

With landing gear extended, the NASA/DLR Stratospheric Observatory for Infrared Astronomy (SOFIA) 747SP cruises over central Texas on its first…

A NASA F/A-18 trails NASA's SOFIA 747SP during a test of the flying observatory's telescope cavity door opening mechanism.

A technician examines the instrument mounting structure and bulkhead of the German-built infrared telescope installed in NASA's SOFIA airborne observatory.

APOD Science APOD APOD: 2010 September 16 –… Today’s APOD Archive Submissions Index Search Calendar RSS Education About Discuss …

Located about 5,000 light years from Earth, this composite image shows the Rosette star formation region.

APOD Science APOD APOD: 2010 September 15 –… Today’s APOD Archive Submissions Index Search Calendar RSS Education About Discuss …

Giant planet GJ 436b in the constellation Leo is missing something-and that something is swamp gas. To the surprise of…

NASA's SOFIA infrared observatory 747SP is shadowed by a NASA F-18 during a flyby at its new home, the Dryden…