be on time the totality band aas.org a solar eclipse will envelop the entire nation When and where to see the Aug. 21, 2017 eclipse eclipse.aas.org direct path one- to two-day drive eclipse.aas.org path of totality American Astronomical Society 70 mile-wide shadow 70 mile-wide shadow American Astronomical Society 70 mile-wide shadow the Aug. 21 eclipse stretches across the United States American Astronomical Society Eclipse Map August 21 American Astronomical Society Solar Eclipse This map American Astronomical Society a partial solar eclipse a solar eclipse will envelop the entire nation direct path 70 mile-wide shadow once-in-a-lifetime Solar Eclipse stretches across the United States a solar eclipse will be visible across North America 70 mile-wide shadow eclipse.aas.org path of totality about 90 minutes