CGRO


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CGRO

Abbrev. for Compton Gamma Ray Observatory.
References in periodicals archive ?
In February 1975, the Globe and Mail (1975a) reported CGRO had called on the provincial government to provide nonbiased education and to develop "a program on homosexuality in sex education courses from grades 7 to 13.
Before CGRO, many scientists thought these very energetic types of radiation could be generated only near the Sun, or in black holes, large galaxies, or neutron stars.
This discovery was made with a second CGRO instrument, the Energetic Gamma Ray Experiment Telescope (EGRET), built under the direction of Carl Fichtel, who was then at the Goddard Space Flight Center.
LAT is the modern-day version of the Energetic Gamma-Ray Experiment Telescope (EGRET) instrument, which flew more than a decade ago on CGRO.
A sister to the Hubble Space Telescope that orbited from 1991 to 2000, CGRO raised the count of gamma-ray sources from 40 to 400 and detected more than 2,700 gamma-ray bursts, establishing the latter as the most powerful explosions in the universe (S&T: July 2000, page 48).
The estimated probability of a death, anywhere, from bringing down CGRO with two gyros (Plan A, carried out in June) was estimated to be one in 29 million.
CGRO was launched aboard the Space Shuttle Atlantis in April 1991, just a year after the Hubble Space Telescope reached orbit.