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star scintillation of the star

См. также в других словарях:

  • Scintillation (astronomy) — Scintillation or twinkling are generic terms for rapid variations in apparent brightness or color of a distant luminous object viewed through the atmosphere.If the object lies outside the earth s atmosphere, as in the case of stars and planets,… …   Wikipedia

  • star — I (New American Roget s College Thesaurus) n. sun, celestial body; pentagram, asterisk; prima donna, primo uomo, leading man or lady, chief performer; destiny; planet. See indication, drama, repute. II (Roget s IV) n. 1. [A luminous heavenly… …   English dictionary for students

  • scintillation — n. 1 the process or state of scintillating. 2 the twinkling of a star. 3 a flash produced in a material by an ionizing particle etc. Phrases and idioms: scintillation counter a device for detecting and recording scintillation …   Useful english dictionary

  • scintillation — noun /ˌsɪntəˈleɪʃən/ a) A flash of light; a spark b) The twinkling of a star caused by turbulence in the Earths atmosphere …   Wiktionary

  • History of the telescope — The earliest known working telescopes appeared in 1608 and are credited to Hans Lippershey and Zacharias Janssen, spectacle makers in Middelburg, and Jacob Metius of Alkmaar. The design of these early refracting telescopes consisted of a convex… …   Wikipedia

  • David L. Fried — is a scientist, best known for his contributions to optics. Fried described what has come to be known as Fried s seeing diameter, or r0 (usually pronounced r naught). The seeing diameter is effectively a limiting aperture due to atmospheric… …   Wikipedia

  • 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

  • electromagnetic radiation — Physics. radiation consisting of electromagnetic waves, including radio waves, infrared, visible light, ultraviolet, x rays, and gamma rays. [1950 55] * * * Energy propagated through free space or through a material medium in the form of… …   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

  • Compton Gamma Ray Observatory — ▪ United States satellite  U.S. satellite, one of the National Aeronautics and Space Administration (NASA) “Great Observatories” satellites, which is designed to identify the sources of celestial gamma rays (gamma ray). In operation from 1991 to… …   Universalium

  • NGC 3079 — Галактика …   Википедия

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