[1] Born in Munich, at the age of fourteen he was apprenticed to a sculptor and architectural model maker.
Taken as a prisoner of war by the Russians while serving in the German army, his talents were noticed, and he was assigned to a team tasked with the repair of the ornamental plaster works of the government buildings in Gorky.
[2] In addition to work used in planetarium shows, Wimmer provided illustrations for numerous astronomy books and text books, and his work frequently appeared in the American Museum's Natural History magazine.
"[3] A painting depicting the close passage of a comet by Wimmer was used as the cover art for the album Mysterious Traveller, by the jazz fusion band Weather Report, released in 1974.
He also designed an educational children's board game entitled "Space Hop", which was published by Teaching Concepts in 1973.