https://creativecommons.org/publicdomain/zero/1.0/https://www.rawpixel.com/image/13956482Edit ImageSaveSaveEditCropCustom TextAstronomy: the sun, showing sunspot activity. Lithograph after de la Mare.Original public domain image from Wellcome CollectionMorePublic DomainFree CC0 image for Personal and Business useInfoView CC0 LicenseJPEGSmall JPEG 739 x 1200 px | 300 dpiLarge JPEG 1902 x 3087 px | 300 dpiFree DownloadAstronomy: the sun, showing sunspot activity. Lithograph after de la Mare.More