What does GRA stand for?

Gamma-Ray Astronomy

This definition appears very rarely and is found in the following Acronym Finder categories:

Science, medicine, engineering, etc.

Other Resources:

<< Previous	Abbreviation Database Surfer		Next >>
Gage Repeatability and Reproducibility (clinical trials) Galois Ring of characteristic p and Rank m General Radiological-Chemical Operator Guard Rail/Common Sensor (Army) Grains Per Standard Cubic Feet Graphite-Epoxy Galles Racing 3 (automobile racing) Great Gastric Retention at 90 Minutes Gamma Ray Attenuation		Gamma-Ray Astrophysics Garcia Research Associates (Burbank, CA) Garda Representative Association (Dublin, Ireland) Gas Regulatory Authority (various locations) Gellman Research Associates General Rate Application (NTPC, Canada) General Risk Assessment Generale Raad Van Advies (Dutch: General Council of Advice; Netherlands) Generalized Rytov Analysis Genootskap van Regte Afrikaners (Dutch)

Samples in periodicals archive:

Gamma-ray astronomy got a big boost in 1991 with the launch of the NASA's now-defunct Compton Gamma Ray Observatory (CGRO).

Gammas from heaven: physicists and astronomers join forces to study ...

In it Dr Osborne explains how high energy gamma-ray astronomy is studied.

Good news about jobs

801 QB464 In these proceedings from the conference of June 2005, contributors describe their work in high-energy astrophysics, particle acceleration, x-ray astronomy, gamma-ray astronomy and gamma-ray bursts.

Astrophysical Sources of High Energy Particles and Radiation: ...

In 1962 radioastronomy had already developed alongside optical astronomy, but X-ray astronomy hardly existed, and such exotica as gamma-ray astronomy and neutrino astronomy were hopes or promises rather than science.

Astronomy in West Germany goes supernational: the science of ...