what day is solar eclipse
Next Total Solar Eclipse: Mon, Aug 21, 2017 â¦ See animation. Next Eclipse: Partial Lunar Eclipse â Mon, Aug 7, 2017 â¦ See animation. Total solar eclipses occur when the New Moon comes between the Sun and Earth and casts the darkest part of its shadow, the umbra, on Earth. The darkest part of the eclipse, the totality, is almost as dark as night.