... Tonight's Sky . ... Observing . ... Star Atlas . ... stars . ... The interactive Star Atlas lets you pan around and zoom into the 24 full-color maps originally published in Astronomy's Atlas of the Stars . ... The atlas divides the sky into five map sets: North Polar (Maps 1 through 3); North Equatorial (Maps 4 through 9); Equatorial Region (Maps 10 through 15); South Equatorial (Maps 16 through 21); and South Polar (Maps 22 through 24). ... Map 4: North Equatorial 1 . ... Map 16: South Equatorial 1...