Total solar eclipse 2026: Here's what happens at each stage on August 12

Here's what will happen in the sky during the total solar eclipse, from partial eclipse to totality.
Full evolution of the eclipse on April 08, 2024, in Mazatlán, Mexico. (Cover Image Source: HECTOR VIVAS/Getty Images)
Full evolution of the eclipse on April 08, 2024, in Mazatlán, Mexico. (Cover Image Source: HECTOR VIVAS/Getty Images)

In just a day, one of the most anticipated skywatching events will take place in the sky when the moon passes directly between the sun and Earth and creates a total solar eclipse. Skywatchers in Spain, Iceland, and Greenland will be able to see the path of totality, while those outside the path will see a partial eclipse on August 12, 2026. If you’re planning to watch the event, make sure you have your protective eyewear ready. And if you’re not able to watch it in person, don’t worry. You can follow along through a livestream from either NASA or ESA.

A stock image of a total solar eclipse and Monument Valley at sunrise in Utah, USA. (Image Source: Getty | Diane Miller)
A stock image of a total solar eclipse and Monument Valley at sunrise in Utah, USA. (Image Source: Getty | Diane Miller)

So, what to expect during the total solar eclipse?

Stage 1: The moon takes its first bite out of the sun

The eclipse will start at "first contact," which is the moment the moon takes its first bite out of the sun. That happens over Alaska at 11:34 a.m. EDT (1534 GMT) on August 12. Then, the moon moves across the sun and turns it into a crescent for those watching in the path of totality. During this, the temperature will also drop, and the sky will grow noticeably dimmer in the half hour just before totality begins. 

A total solar eclipse occurs on August 21, 2017 in Clemson, South Carolina, USA
A total solar eclipse occurs on August 21, 2017 in Clemson, South Carolina, USA. (Image Source: ovidiuhrubaru/Getty Images)

Stage 2: The final seconds before the sky goes dark 

Right before the sun disappears, you will get to see a "diamond ring" effect in the sky. This will be visible when the last sliver of sunlight shines out from behind the moon like a glowing jewel. Some viewers may also be able to catch the moon's shadow itself sweeping in from the west just before darkness hits. 

The 2nd July 2019 Total Solar Eclipse in Chile was an amazing astronomical event. At Atacama Desert and during the evening time, the Sun it was going to be quite low in the sky. However despite of some clouds menace we enjoyed and amazing natural phenomenon above Atacama Desert mountains inside an awesome scenery to enjoy how the Sun was covered by the Moon on the Total Solar Eclipse
The 2nd July 2019 Total Solar Eclipse in Chile. (Image Source: abriendomundo/Getty Images)

Stage 3: Totality and maximum eclipse

Once the sun is fully covered, totality will begin. This is the only point in the eclipse when it's safe to take off eclipse glasses and look directly at the sky. Totality will last up to 2 minutes and 18 seconds this time around. With the sun blocked, its corona will appear as a pale glowing ring, sometimes with solar prominences flaring outward and a brief red line called the chromosphere near the start and end of the phase. The moment of maximum eclipse, when the sun is most fully hidden, falls roughly halfway through totality. 

A solar eclipse occurs when the Moon passes between Earth and the Sun, thereby totally or partly obscuring the image of the Sun for a viewer on Earth. A total solar eclipse occurs when the Moon's apparent diameter is larger than the Sun's, blocking all direct sunlight, turning day into darkness. Totality occurs in a narrow path across Earth's surface, with a partial solar eclipse visible over a surrounding region thousands of kilometres wide.
A solar eclipse occurs when the Moon passes between Earth and the Sun, thereby totally or partly obscuring the image of the Sun for a viewer on Earth. (Image Source: Natthawat/Getty Images)

Stage 4 & 5: Totality and partial eclipse ends

Once the moment of totality is over, you will see the first sliver of sunlight reappear from behind the moon. After that, the partial eclipse will end at "fourth contact," when the moon's silhouette finally exits the sun's disk. That will happen at 3:57 p.m. EDT (1957 GMT), in the skies off the western coast of Africa. Along with the solar eclipse, you can watch other events in the night sky on the same day, such as the Perseid meteor shower or the rare ‘planetary parade’.

More on Starlust

Why are total solar eclipses so rare, and how can you watch one safely?

What is a Total Solar Eclipse? How it works, its history and why it still matters today

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