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URSA    音标拼音: ['ɚsə]
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Ursa \Ur"sa\, n. [L. ursa a she-bear, also, a constellation,
fem. of ursus a bear. Cf. {Arctic}.] (Astron.)
Either one of the Bears. See the Phrases below.
[1913 Webster]

{Ursa Major} [L.], the Great Bear, one of the most
conspicuous of the northern constellations. It is situated
near the pole, and contains the stars which form the
Dipper, or Charles's Wain, two of which are the Pointers,
or stars which point towards the North Star.

{Ursa Minor} [L.], the Little Bear, the constellation nearest
the north pole. It contains the north star, or polestar,
which is situated in the extremity of the tail.
[1913 Webster]


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  • Ursa Major - Wikipedia
    Ursa Major, also known as the Great Bear, is a constellation in the Northern Sky, whose associated mythology likely dates back into prehistory Its Latin name means "greater (or larger) bear", referring to and contrasting it with nearby Ursa Minor, the lesser bear [2]
  • MyUNC - University of Northern Colorado
    Through MyUNC, you can: To log in, simply use your UNC email address and password It’s your one-stop shop for staying on track and informed throughout your time at UNC
  • Hypersonics - Ursa Major
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  • Ursa Major | Big Dipper, Northern Sky Stars | Britannica
    Ursa Major, in astronomy, a constellation of the northern sky, at about 10 hours 40 minutes right ascension and 56° north declination It was referred to in the Old Testament (Job 9:9; 38:32) and mentioned by Homer in the Iliad (xviii, 487)
  • Ursa Major Constellation | Facts, Information, History Definition
    Ursa Major is a constellation in the northern sky It is known as the Great Bear, and it is among the oldest constellations, with associated mythologies dating back into prehistory
  • Ursa Major - noirlab. edu
    Ursa Major is the “Great Bear” and one of the traditional Greek constellations described in Ptolemy of Alexandria’s 2nd century compilation of 48 constellations
  • Ursa Major Constellation | Star Map Facts | Go Astronomy
    Due to its proximity to the North Pole, Ursa Major is visible throughout the year in most of the northern hemisphere Its high declination ensures that, for many observers in northern latitudes, it never sets below the horizon, making it a circumpolar constellation
  • Ursa Major Constellation – The Great Bear of the Night Sky
    Ursa Major is the head of the Ursa Major family of constellations, which contains nine other constellations, including Boötes, Draco, and Ursa Minor Ursa Major is visible to observers at latitudes between +90° (the North Pole) and -30°
  • Constellation Ursa Major - NASA Science
    The animation sequence starts with the constellation Ursa Major (the Big Dipper) in the night sky, then zooms deeper, showing 21 images taken by the Hubble Space Telescope
  • URSA - URSA
    Discover URSA's range of innovative thermal and acoustic insulation solutions, designed for superior performance and environmental responsibility





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