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Orion
Introduction References & Edit History Related Topics
Images, Videos & Interactives
Constellation Finder tool displaying labeled constellations in the Northern Hemisphere, with a circular star map and search options on the left. Orion
Night sky with constellation lines drawn over stars, highlighting Ursa Major, the Big Dipper, and Orion above a dark landscape with silhouetted trees.
What did the ancient Greeks say about Scorpio?
Orion Images taken with the Hubble Space Telescope of four protoplanetary disks around young stars in the Orion Nebula. Orion in visible and infrared light Orion
Quizzes
View of the Andromeda Galaxy (Messier 31, M31).
Astronomy and Space Quiz
Ursa major constellation illustration art. (Big Dipper) stars, space, night sky)
Stars: Explosions in Space
M101 (NGC 5457, The Pinwheel Galaxy). Hubble Space Telescope image of face-on spiral galaxy Messier 101 (M101). Largest most detailed photo of a spiral galaxy that has ever been released from Hubble. Created from 1994-2003
Everything in Space in a 25-Minute Quiz

Orion: References & Edit History

Article Contributors

Primary Contributors

  • 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.

Other Encyclopedia Britannica Contributors

Article History

Type Description Contributor Date
Invalidated site: CORE - P2_5 The Apparent Magnitude of Ξ± Orionis Supernova (PDF). Jul 01, 2026
Added media. May 11, 2026
Add new Web site: NSF NOIRLab - Orion. May 22, 2025
Add new Web site: The European Space Agency - The future of the Orion constellation. Mar 30, 2025
Add new Web site: IOPscience - Characterizing Magnetic Properties of Young Protostars in Orion (PDF). Feb 15, 2025
Add new Web site: Shawnee State University - Legends of the Night Sky - Orion. Oct 26, 2024
Add new Web site: CORE - P2_5 The Apparent Magnitude of Ξ± Orionis Supernova (PDF). Jul 23, 2024
Media added. Oct 23, 2023
Add new Web site: The Nine Planets - Orion Constellation. Aug 18, 2023
Add new Web site: NASA Science - Discovering the Universe Through the Constellation Orion. Jun 24, 2023
Add new Web site: Sky and Telescope - A Quick Tour of Orion, the Hunter. Apr 28, 2023
Add new Web site: The Planets - Orion Constellation. Mar 16, 2023
Add new Web site: Space.com - Orion Constellation: Facts About the Hunter. Nov 14, 2019
Add new Web site: ThoughtCo. - Explore the Depths of Orion. Oct 04, 2018
Corrected display issue. Dec 28, 2016
Media added. Apr 13, 2016
Add new Web site: Jewish Encyclopedia - Orion. Mar 11, 2013
Add new Web site: The University of Wisconsin - Department of Astronomy - Orion. Mar 11, 2013
Added magnitudes of Betelgeuse and Rigel. Aug 23, 2010
Media added. Apr 05, 2010
Added new Web site: Chandra X Ray Labratory - Orion. Jan 31, 2008
Added new Web site: British Broadcasting Corporation - Orion. Jan 28, 2008
Added new Web site: Old and Sold - Biography of Robert Browning. May 22, 2007
Added new Web site: National Park Service - Biography of David Glasgow Farragut. May 22, 2007
Added new Web site: Naval History and Heritage Command - Biography of Admiral David Glasgow Farragut. May 22, 2007
Added new Web site: The Salopian Web - Constellations - Orion. May 22, 2007
Added new Web site: Old and Sold - Biography of Matthew Arnold. May 22, 2007
Article added to new online database. Jul 20, 1998
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