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Lunar eclipse
Introduction References & Edit History Related Topics
Images & Videos
Diagram showing a lunar eclipse with the Sun on the left, Earth in the center casting a shadow, and the Moon passing through Earth's umbra (total shadow) and penumbra (partial shadow).
Solar and Lunar Eclipses, Explained
A woman stands in front of a diagram showing the Earth casting a shadow on the Moon during a lunar eclipse, with a banner reading What happens during a lunar eclipse?
The moon partially covered by Earth's shadow during a lunar eclipse, with the shadow creating a dark arc across the moon's surface.
Time-lapse: A total lunar eclipse
lunar eclipse
How do solar and lunar eclipses occur?
An animated image of a total lunar eclipse
Quizzes
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

Lunar eclipse: 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.

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Article History

Type Description Contributor Date
Article title updated for style. Nov 09, 2026
Add new Web site: IOPscience - The Planetary Science Journal - Observation of a Lunar Eclipse at 89, 150, and 183 GHz. Oct 22, 2026
Media added. Aug 27, 2026
Add new Web site: Physics LibreTexts - Modeling a Lunar Eclipse. Jun 02, 2026
Add new Web site: National Geographic - What is a lunar eclipse—and when will the next one happen? Dec 05, 2025
Add new Web site: Smithsionian National Air and Space Museum - Solar Eclipses. Jul 31, 2025
Add new Web site: University College London - Analysis: Everything you need to know about the lunar eclipse. Feb 08, 2025
Add new Web site: Nature - Scientific Reports - Role of volcanism and impact heating in mass extinction climate shifts. Dec 10, 2024
Add new Web site: Academia - Calculation of a lunar eclipses. Sep 20, 2024
Add new Web site: The Planetary Society - Lunar eclipses. Apr 19, 2024
Add new Web site: The Nine Planets - Total Lunar Eclipse. Mar 06, 2024
Add new Web site: The Planets - Lunar Eclipse Guide & Facts. Dec 29, 2023
Add new Web site: Natural History Museum - Lunar eclipse guide: What they are, when to see them and where. Oct 10, 2023
Add new Web site: NASA Science - Eclipses and the Moon. Aug 18, 2023
Links and video added. Jun 22, 2023
Add new Web site: Live Science - What is a lunar eclipse? Apr 07, 2023
Add new Web site: Space.com - What are lunar eclipses and how do they occur? Nov 21, 2022
New article added. Jun 17, 2022
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