India, April 7 -- NASA on Sunday said a total solar eclipse will cross North America, passing over Mexico, the United States, and Canada on November 8.

When does a total eclipse happen?

A total solar eclipse happens when the Moon passes between the Sun and Earth, completely blocking the face of the Sun.

The sky will darken as if it were dawn or dusk.

Safety is the number one priority

Except during the brief total phase of a total solar eclipse, when the Moon completely blocks the Suns bright face, it is not safe to look directly at the Sun without specialized eye protection for solar viewing, read the NASA website .

Viewing any part of the bright Sun through a camera lens, binoculars, or a telescope without a special-purpose solar f...