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Mizar
Introduction References & Edit History Related Topics
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Diagram showing the seven main stars of the Big Dipper-Merak, Dubhe, Phecda, Mizar, Alkaid, Alioth, and Megrez-labeled with their names and distances from Earth in light-years, with lines connecting each star to Earth and a blue plane illustrating the constellation's apparent shape as seen from 50 light-years away.
Quizzes
View of the Andromeda Galaxy (Messier 31, M31).
Astronomy and Space Quiz
The orbits of the planets and other elements of the solar system, including asteroids, Kuiper belt, Oort cloud, comet
Space Odyssey
Ursa major constellation illustration art. (Big Dipper) stars, space, night sky)
Stars: Explosions in Space
1 July 2002: The Solar and Heliospheric Observatory (SOHO) satellite reveals a massive solar eruption more than 30 times the Earth's diameter. The eruption formed when a loop of a magnetic field over the surface of the Sun trapped hot gas.
Brightest Star in the Solar System
Nicolaus Copernicus. Nicolas Copernicus (1473-1543) Polish astronomer. In 1543 he published, forward proof of a Heliocentric (sun centered) universe. Coloured stipple engraving published London 1802. De revolutionibus orbium coelestium libri vi.
All About Astronomy

Mizar: References & Edit History

Article Contributors

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  • The Editors of Encyclopaedia Britannica
    Encyclopaedia Britannica's editors oversee subject areas in which they have extensive knowledge, whether from years of experience gained by working on that content or via study for an advanced degree. They write new content and verify and edit content received from contributors.

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Article History

Type Description Contributor Date
Updated distance from Alcor and added information about being possibly gravitationally bound to Alcor. Dec 21, 2009
Article revised and updated. Feb 20, 2009
Added new Web site: University of Illinois - Mizar. Nov 12, 2007
Article added to new online database. Jul 20, 1998
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