Learn all about infrared and infrared astronomy. See the latest images and discoveries. Includes detailed sections on the infrared universe and infrared spectroscopy. Also includes classroom activities and a section on how to get involved in astronomy.

The Wide-Field Infrared Explorer (WIRE) is a spaceborne, cryogenically-cooled imaging telescope designed to explore the evolution of starburst galaxies and to search for protogalaxies. WIRE was selected by NASA in 1994 as its fifth Small Explorer mission, with launch scheduled for February 1999.