Gerhard Rudolf Steinhäuser

Gerhard Rudolf Steinhäuser (September 19, 1920 - September 28, 1989) was a Czechoslovakian-born Austrian writer, author of German-language science fiction novels and ancient astronaut books, his most popular work being Jesus Christus, Erbe der Astronauten, wherein he claimed that the world's religions - and particularly Christianity - were inspired by extraterrestrial visitations.