cosmic gamma ray bursts

Mira otros diccionarios:

• Gamma ray burst — [ GRB 990123 taken on January 23, 1999. The burst is seen as a bright dot denoted by a square on the left, with an enlarged cutout on the right. The object above it with the finger like filaments is the originating galaxy. This galaxy seems to be …   Wikipedia

• Gamma-ray astronomy — is the astronomical study of the cosmos with gamma rays. Early history Long before experiments could detect gamma rays emitted by cosmic sources, scientists had known that the universe should be producing these photons. Work by Eugene Feenberg… …   Wikipedia

• Gamma ray burst progenitors — are the types of celestial objects that can emit gamma ray bursts (GRBs). GRBs show an extraordinary degree of diversity. They can last anywhere from a fraction of a second to many minutes. Bursts could have a single profile or oscillate wildly… …   Wikipedia

• Gamma ray — Gam ma ray n. (Physics) A very penetrating electromagnetic ray not appreciably deflected by a magnetic or electric field, emitted by radioactive substances. Gamma rays are photons of electromagnetic radiation having a wavelength shorter than that …   The Collaborative International Dictionary of English

• Compton Gamma Ray Observatory — General information NSSDC ID 1991 027B Organization NASA …   Wikipedia

• Swift Gamma-Ray Burst Mission — Infobox Space telescope name = Swift Gamma Ray Burst Mission ( Swift ) caption = (credit: NASA) organization = NASA major contractors = alt names = nssdc id = location = orbit type = height = 600 km period = 90 min velocity = accel gravity =… …   Wikipedia

• Fermi Gamma-ray Space Telescope — Infobox Space telescope name = Fermi Gamma ray Space Telescope (GLAST) caption = Artist s conception of the GLAST satellite organization = NASA, the United States Department of Energy, and government agencies in France, Germany, Italy, Japan, and …   Wikipedia

• Fermi Gamma-ray Space Telescope — ▪ United States satellite       U.S. satellite, launched June 11, 2008, that was designed to study gamma ray emitting sources. These sources are the universe s most violent and energetic objects and include gamma ray bursts (gamma ray burster),… …   Universalium

• X-ray astronomy — X rays start at 0.008 nm and extend across the electromagnetic spectrum to 8 nm, over which the Earth s atmosphere is opaque. X ray astronomy is an observational branch of astronomy which deals with the study of X ray observation and detection… …   Wikipedia

• Brote de rayos gamma — Para grupo de hardcore punk, véase GRB (banda). Luminiscencia visible de GRB 970508 observada un mes …   Wikipedia Español

• Ultra-high-energy cosmic ray — Unsolved problems in physics Why is it that some cosmic rays appear to possess energies that are theoretically too high? In high energy physics, an ultra high energy cosmic ray (UHECR) or extreme energy cosmic ray (EECR) is a cosmic ray with an… …   Wikipedia