Live Map and Blog --Total Solar Eclipse Crosses the U.S.

This map will go live Monday, August 21, at 10am ET and will run until approximately 3pm ET. (The eclipse itself is slated to begin in the U.S. around 1:16pm ET and end about 2:48pm ET.)

The excitement has been building for weeks and weeks. Today, the eclipse will darken the skies along a path from Oregon to South Carolina. It's the first eclipse that will be seen from coast to coast in 99 years. Millions will don special glasses or watch through pinhole projectors. Eclipse enthusiasts say totality never disappoints. Follow this live updating map tracking the position of the eclipse across the United States.