- circumpolar stars
- circumpolar stars plural nounStars so near the pole of the heavens that (for places at the latitude in question) they never set but merely revolve round the pole• • •Main Entry: ↑circumpolar
Useful english dictionary. 2012.
circumpolar stars
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Circumpolar — Cir cum*po lar, a. [Pref. circum + polar.] About the pole; applied to stars that revolve around the pole without setting; as, circumpolar stars. [1913 Webster] … The Collaborative International Dictionary of English
Circumpolar star — The northern circumpolar stars revolving around the north celestial pole. Note that Polaris, the bright star near the center, is almost stationary. Polaris is circumpolar and can be seen at all times of the year. (The graphic shows how the… … Wikipedia
circumpolar — [sʉr΄kəmpō′lər] adj. 1. surrounding or near either pole of the earth 2. Astron. moving around either of the celestial poles: said of celestial objects, esp. stars, which never sink below the horizon … English World dictionary
Circumpolar constellation — In astronomy, circumpolar constellations are those that, from the viewer s latitude, never set. This is a very important effect to be considered in astronomy. Because of the rotation of the Earth and its orbit around the Sun, we divide the stars… … Wikipedia
Circumpolar — The term circumpolar may refer to: circumpolar navigation: to travel the world vertically traversing both of the poles Antarctic region Antarctic Circle the Antarctic Circumpolar Current Subantarctic List of Antarctic and subantarctic islands… … Wikipedia
List of most massive stars — This is a list of the most massive stars so far discovered. The list is ordered by solar mass (1 solar mass = the mass of Earth s Sun). Stellar mass is the most important attribute of a star. Combined with chemical compositions, mass determines a … Wikipedia
List of nearest stars — Artist s conception of a red dwarf star, the most common type of star in the Sun s stellar neighborhood, and in the universe. Although termed a red dwarf, the surface temperature of this star would give it an orange hue when viewed from close… … Wikipedia
List of most luminous stars — Below is a list of stars arranged in order of decreasing luminosity (increasing bolometric magnitude). Accurate measurement of stellar luminosities is quite difficult in practice, even when the apparent magnitude is measured accurately, for three … Wikipedia
List of proper names of stars — This is a list of proper names for stars, mostly derived from Arabic and Latin. See also the list of stars by constellation, which gives variant names, derivations, and magnitudes. Of the roughly 10,000 stars visible to the naked eye, only few… … Wikipedia
Pytheas — of Massilia (Ancient Greek Πυθέας ὁ Μασσαλιώτης), 4th century BC, was a Greek geographer and explorer from the Greek colony Massilia (today Marseille, France). He made a voyage of exploration to northwestern Europe possibly no earlier than around … Wikipedia
