This engineering image derives from 100 seconds of observing time on one of the three science instruments aboard the Space InfraRed Telescope Facility (SIRTF) (now known as the Spitzer Space Telescope).
Finishing Touches for Space Infrared Telescope Facility (SIRTF)
Technicians put final touches on NASA's Space Infrared Telescope Facility at Lockheed Martin Aeronautics in Sunnyvale, Calif., which launched on August 25, 2003. The telescope is now known as the Spitzer Space Telescope.