Astronomy Picture of the Day . A Year of Sky on Earth . ... With 360 movie panels, the sky over (almost) an entire year is shown in time lapse format as recorded by a video camera on the roof of the Exploratorium museum in San Francisco , California . ... The videos are arranged chronologically, with July 28 shown on the upper left, and January 1 located about about half way down. ... July . ... Publications with keywords: seasons - sky . Publications with words: seasons - sky . ...