This image was acquired from
wikimedia. It was marked as Public Domain or CC0 and is free to use. To verify, go to the source and check the information there.
Keywords from Image Description:
Doppelmayr Johann Gabriel Atlas Coelestis Frontispiece . Frontispiece of Atlas Coelestis full title Atlas Coelestis in quo Mundus Spectabilis et in eodem Stellarum omnium Phoenomena notabilia circa ipsarum Lumen Figuram Faciem Motum Eclipses Occultationes Transitus Magnitudines Distantias aliaque secundum Nic Copernici et ex parte