On Aug. 21, the U.S. will have a coast-to-coast total eclipse for the first time in 99 years, when the moon will completely block the sun’s face! Everyone in North America will have the chance to see an eclipse of some kind if skies are clear. Anyone within a 70-mile-wide swath of land — called the path of totality — that stretches from Oregon to South Carolina will have the chance to see a total eclipse. Here are some things to know: https://nasa.tumblr.com/post/162085073374/all-eyes-on-the-sky-for-the-august-21-total-solar
