It combines images taken at different times of day over the course of six months, and each curve tracks the Sun’s path across the sky on a particular day. Gaps indicate cloudy days.

The Sun doesn't rise directly east or set directly west. If you take a picture of the Sun at the same time each day for a year, it makes a figure eight in the sky, not a circle. Here's why.

In any given place along the eclipse path, the event will last around two hours or more. The event will commence with a partial solar eclipse, as the moon takes a small bite out of the sun’s ...