Outpost Mars is a short science fiction novel by American writers Cyril M. Kornbluth and Judith Merril, published under their pseudonym Cyril Judd. It was originally a three-part serial in Galaxy Science Fiction in 1951 under the title "Mars Child" and was first published under the title Outpost Mars in 1952 by Abelard Press, New York. It was reprinted as Sin in Space in 1961. Source: Wikipedia (en)