HomeWorldThe longest solar eclipse in 100 years is coming: How day will turn into night for over 6 minutes | Explained

The longest solar eclipse in 100 years is coming: How day will turn into night for over 6 minutes | Explained

At peak totality, some areas will experience more than six minutes of darkness, which is exceptional by historical standards. Experts say no other total solar eclipse visible from land will last this long in the current century.

November 26, 2025 / 21:48 IST
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Representational Image
Representational Image

In a rare astronomical event that has skywatchers around the world preparing their telescopes, a total solar eclipse on August 2, 2027, promises to deliver the longest period of darkness visible on land this century. For up to 6 minutes and 23 seconds, the Moon will completely cover the Sun along a narrow path stretching from southern Europe to the Middle East.

During this time, daylight will fade, temperatures may drop, and the Sun’s outer corona will become visible as a glowing ring. Millions of people living under the path of totality will experience this rare sight, which astronomers describe as the most significant solar eclipse of the 21st century. A similar event of this length is not expected again for many decades.

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What makes the 2027 eclipse unique

The 2027 eclipse will last longer than most total solar eclipses because of a rare alignment of celestial factors. The Moon will be close to Earth, making it appear larger in the sky, while Earth will be slightly farther from the Sun, making the Sun appear smaller. This perfect positioning allows the Moon to block the Sun completely for an unusually long time. At peak totality, some areas will experience more than six minutes of darkness, which is exceptional by historical standards. Experts say no other total solar eclipse visible from land will last this long in the current century.