From Astronomy Encyclopedia Third of NASA's Geat Observatory series. The former Advanced X-Ray Astrophysics Facility, it was deployed into orbit by the Space Shuttle Columbia in 1999 July. The 5.2-tonne, 14-m-long (45-ft-long) spacecraft was renamed the Chandra X-Ray Observatory.
From The Hutchinson Unabridged Encyclopedia Spacecraft launched from the space shuttle Atlantis on 18 October 1989 to explore the planet Jupiter. Galileo's probe entered the atmosphere of Jupiter in December 1995. It radioed information back to the orbiter for 57 minutes before the craft was destroyed by atmospheric pressure.
From Collins Dictionary of Astronomy Two NASA robotic roving landers named Spirit and Opportunity, launched to Mars in summer 2003 from Cape Canaveral, Florida, by Delta 2 rockets. Spirit was launched on June 10, followed by Opportunity on July 7.
From Collins Dictionary of Astronomy
An infrared astronomy space observatory launched Aug. 2003. It was the fourth and last of NASA's Great Observatories and was also a significant scientific and technical element in the agency's long-term Origins Program.
From The Hutchinson Unabridged Encyclopedia NASA satellite used to survey the sky to map cosmic microwave background radiation (CMB). CMB is the residual radiation left over from the Big Bang and is thought to represent the oldest light in the universe. WMAP was launched on 30 June 2001.
From Astronomy Encyclopedia Major international facility consisting of two identical 8.1-m (27-ft) optical/infrared instruments, the Gemini Telescopes, one at Mauna Kea Observatory (Gemini North), dedicated in 1999 June, and the other on the 2715-m (8910-ft) high ridge of Cerro Pachón in the Chilean Andes.
Mouʹnə kāʹə, astronomical observatory complex located on Mauna Kea peak, the "white mountain" on the island of Hawaii, at an altitude of more than 13,600 ft (4,145 m). Because of its height and excellent seeing, this site supports by far the largest astronomical facility in the world.
Astronomical observatory located in California on Mt. Wilson, near Pasadena. Mt. Wilson Observatory was founded in 1904 by George E. Hale. Its equipment includes 100-in. (2.5-m) and 60-in. (1.50-m) reflecting telescopes and two solar-tower telescopes.
Federal observatory for radio astronomy, founded in 1956 and operated under contract with the National Science Foundation by Associated Universities, Inc., a group of major universities. The headquarters are at Charlottesville, Virginia; the original observatory site is in Greenbank, West Virginia.
From Collins Dictionary of Astronomy A world-famous observatory sited on Mount Palomar, about 65 kilometers northeast of San Diego, California, USA, at an altitude of 1713 meters. It is owned and operated by the Pasadena-based California Institute of Technology (Caltech).
From Astronomy Encyclopedia Major optical observatory operating the two largest single-mirror telescopes in the world. The identical 10-m (394-in.) instruments are located at an elevation of 4145 m (13,796 ft) at Mauna Kea Observatory, Hawaii.
From Astronomy Encyclopedia Observatory of the University of Chicago, located at an elevation of 334 m (1050 ft) at Williams Bay, Wisconsin, near Chicago. It is famous for its 1.02-m (40-in.) refracting telescope.