Grab your camping gear and prepare for August 21

The Sun, Moon and Earth will sit perfectly in a line.

A shadow of darkness will be cast over the Earth in a 70-mile (112-kilometre)-wide swath.

The eclipse will begin its sweep over Lincoln Beach, Oregon, at 9:05am PDT and make it to Charleston, South Carolina, at 2:48pm EDT.

Those in the rest of the country – in the penumbral shadow – will see a partial eclipse.

Thomas Zurbuchen, associate administrator for the Science Mission Directorate at NASA, said this year's event, dubbed the Great American Eclipse, is not only important for science but is a chance to observe nature’s impact on Earth.

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