Did you know that during a total solar eclipse, conditions in the path of totality can change quickly. Air temperatures drop and the immediate area becomes dark.The width of the path of totality is usually about 160 km across and can sweep across an area of Earth’s surface about 10,000 miles long.
An eclipse takes place when Earth or the moon passes through a shadow of another heavenly body. When this happens, the moon blocks the light of the sun from reaching Earth. This causes an eclipse of the sun, or solar eclipse.
On Aug. 21, 2017, a total solar eclipse will darken the skies from Oregon to South Carolina. Here's what you need to know about this rare celestial show.
The total solar eclipse on August 21, 2017, will be visible in a path spanning all across the United States from the East Coast to the West Coast.