Rare Lunar Eclipse to Cover 96% of Moon This Week—How To Watch
At the moment of greatest eclipse, 96.3 percent of the moon's visible disk will lie within Earth's dark central shadow, known as the umbra.Read More on News...While not technically a total lunar eclipse, the event comes remarkably close. NASA says the previous eclipse in this series occurred on August 16, 2008, while the next one will not take place until September 7, 2044.Astronomers are paying particular attention to this event because it’s among the most dramatic lunar eclipses visible in the coming years. Later, once the partial phase begins, Earth's darker umbral shadow will appear to take a growing "bite" out of the moon.Near maximum eclipse, the remaining sunlit portion of the moon will shrink to a narrow crescent.
- ▪At the moment of greatest eclipse, 96.3 percent of the moon's visible disk will lie within Earth's dark central shadow, known as the umbra.Read More on News...While not technically a total lunar eclipse, the event comes remarkably close.
- ▪NASA says the previous eclipse in this series occurred on August 16, 2008, while the next one will not take place until September 7, 2044.Astronomers are paying particular attention to this event because it’s among the most dramatic lunar e
- ▪Later, once the partial phase begins, Earth's darker umbral shadow will appear to take a growing "bite" out of the moon.Near maximum eclipse, the remaining sunlit portion of the moon will shrink to a narrow crescent.
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| Publication time | Sun, 23 Aug 2026 12:42:37 -0400 |
| Retrieval time | 2026-08-23T17:27:39.266Z |
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By Amanda GreenwoodAssociate News Editor0ShareNewsweek is a Trust Project memberSee more of our trusted coverage when you search.Prefer Newsweek on Googleto see more of our trusted coverage when you search.Skywatchers across much of the United States will have the chance to witness one of the most dramatic lunar eclipses of the decade this week, as Earth’s shadow covers more than 96 percent of the moon's surface during a rare deep partial lunar eclipse.According to NASA, the eclipse will occur overnight on August 27 or 28, when the Earth passes directly between the sun and the full moon, casting its shadow across the lunar surface.
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