Dune Messiah, written by Frank Herbert, is the second novel in the Dune science fiction series?. It originally appeared in Galaxy magazine in 1969, in a shorter version. A longer version was first published, in novel format, in 1970 by Berkley Publishing.
The American and British editions have different prologues summarizing events in the previous novel. The novels Dune Messiah and Children of Dune were adapted by the Sci-Fi Channel in 2003 into a mini-series entitled Frank Herbert's Children of Dune?.
On the net: Wikipedia,