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Space Place: How is the Sun Completely Blocked?

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A dark circle with the wispy white corona of the sun projecting out of it

Audience

Students

Grade Levels

Grades K-4, Grades 5-8

Subject

Space Science, Eclipses

Type

Read About It

During a total solar eclipse, the Moon passes between Earth and the Sun. This completely blocks out the Sun’s light. However, the Moon is about 400 times smaller than the Sun. How can it block all of that light?

It all has to do with the distance between Earth and the Sun and Earth and the Moon.

Total Solar Eclipse