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heliosphere
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Introduction References & Edit History Related Topics
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Illustration of the heliosphere. The solar wind first encounters the interstellar medium at the bow shock. At the heliopause the outward pressure of the solar wind balances the pressure of the incoming interstellar medium. interplanetary medium
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The orbits of the planets and other elements of the solar system, including asteroids, Kuiper belt, Oort cloud, comet
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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.
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Spiral Galaxy type Sa-Sb or Sa/Sb in the constellation Virgo. The majestic Sombrero Galaxy Messier 104 (M104) or NGC 4594. The team took six pictures of the galaxy, stitched them together to create the final composite image. Photo from May-June 2003
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An ancient egyptian hieroglyphic painted carving showing the falcon headed god Horus seated on a throne and holding a golden fly whisk. Before him are the Pharoah Seti and the goddess Isis. Interior wall of the temple to Osiris at Abydos, Egypt.
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heliosphere: References & Edit History

Article Contributors

Primary Contributors

  • Erik Gregersen
    Erik Gregersen is a senior editor at Encyclopaedia Britannica, specializing in the physical sciences and technology. Before joining Britannica in 2007, he worked at the University of Chicago Press on the Astrophysical Journal. Prior to that, he worked at McMaster University on the ODIN radio astronomy satellite project. 

Other Encyclopedia Britannica Contributors

Article History

Type Description Contributor Date
Modified link of Web site: NASA - The Heliosphere. Mar 18, 2024
Add new Web site: NASA - Science - Heliosphere. Jun 14, 2015
Add new Web site: Rader's Cosmos4Kids.com - Heliosphere. Jun 12, 2015
Distance to heliopause and discussion of Voyager 1 crossing heliopause added. Sep 13, 2013
Illustration of heliosphere added. Jun 25, 2012
New article added. Sep 23, 2011
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