T Tauri star

T Tauri star
a class of young visible stars having optical variability; they are often surrounded by a protoplanetary disc
See Also: T Tauri

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  • T Tauri star — Drawing of a T Tauri star with a circumstellar accretion disc …   Wikipedia

  • T Tauri star — T Tauri star, any one of a group of very distant, variable stars found between clouds of dust and gas, usually associated with nebulae. ╂[< T Tauri, a star in the constellation Taurus, the prototype of these stars] …   Useful english dictionary

  • T Tauri star — Any of a class of very young stars with masses less than about twice the Sun s. Characterized by unpredictable changes in brightness, they represent an early stage in stellar evolution, having only recently been formed by the gravitational… …   Universalium

  • star cluster — Astron. a number of stars of common origin held together as a group by gravitational attraction. Cf. globular cluster, open cluster, stellar association. * * * ▪ astronomy Introduction  either of two general types of stellar assemblages held… …   Universalium

  • star — starless, adj. /stahr/, n., adj., v., starred, starring. n. 1. any of the heavenly bodies, except the moon, appearing as fixed luminous points in the sky at night. 2. Astron. any of the large, self luminous, heavenly bodies, as the sun, Polaris,… …   Universalium

  • Tauri (disambiguation) — Tauri can refer to *Tauri, the ancient inhabitants of Crimea. *Tau ri, the race in the fictional Stargate series. *The genitive form of taurus (e.g. in star designations) …   Wikipedia

  • Star — For other uses, see Star (disambiguation) …   Wikipedia

  • Star designation — Designations of stars (and other celestial bodies) are done by the International Astronomical Union (IAU). Many of the star names in use today were inherited from the time before the IAU existed. Other names, mainly for variable stars (including… …   Wikipedia

  • Star system — This article is about stars in outer space. For the Hollywood star system, see Star system (film). For a system of planets around a star, see Planetary system. A star system or stellar system is a small number of stars which orbit each other,[1]… …   Wikipedia

  • T Tauri — [ AAVSO visual light curve of T Tau showing a typical 200 day oscillatory interval. The plot is based upon averages of all observations received within one day, and lines connecting the observations have been added as a visual aid. ] Starbox… …   Wikipedia

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