pulsar gamma rays

См. также в других словарях:

• Gamma ray — Gamma rays (denoted as gamma;) are a form of electromagnetic radiation or light emission of frequencies produced by sub atomic particle interactions, such as electron positron annihilation or radioactive decay. Gamma rays are generally… …   Wikipedia

• pulsar — /pul sahr/, n. Astron. one of several hundred known celestial objects, generally believed to be rapidly rotating neutron stars, that emit pulses of radiation, esp. radio waves, with a high degree of regularity. [1965 70; puls(ating st)ar, on the… …   Universalium

• Pulsar du Crabe — PSR B0531+21 Pulsar du Crabe (PSR B0531+21) …   Wikipédia en Français

• gamma ray — Physics. 1. a photon of penetrating electromagnetic radiation (gamma radiation) emitted from an atomic nucleus. 2. a photon emitted by an electron as a result of internal conversion. 3. electromagnetic radiation with wavelengths shorter than… …   Universalium

• gamma-ray astronomy — /gam euh ray / the branch of astronomy that deals with the study of celestial objects by means of the gamma rays that come from them. [1960 1965] * * * Study of astronomical objects and phenomena that emit gamma rays. Gamma ray telescopes are… …   Universalium

• Pulsar — Pulsars are highly magnetized rotating neutron stars that emit a beam of electromagnetic radiation in the form of radio waves. Their observed periods range from 1.4 ms to 8.5 s. [ M.D. Young, R.N. Manchester and S. Johnston. A radio pulsar with… …   Wikipedia

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

• Crab Pulsar — The Crab Nebula, which contains the Crab Pulsar. Image combines optical data from Hubble (in red) and X ray images from Chandra (in blue). NASA/CXC/ASU/J. Hester et al.[1] …   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

• Millisecond pulsar — A millisecond pulsar (MSP) is a pulsar with a rotational period in the range of about 1 10 milliseconds. Millisecond pulsars have been detected in the radio, X ray, and gamma ray portions of the electromagnetic spectrum. The origin of millisecond …   Wikipedia