Rock (Comics) (Paperback)

Please note that the content of this book primarily consists of articles available from Wikipedia or other free sources online. Rock is a fictional character in the DC Comics universe. He first appeared in Superman. Man of Tomorrow #8 in 1997 and was created by author Roger Stern and artistst Tom Grummett. Micah Flint was an astronaut who volunteered to participate in a program of genetic engineering that was intended to modify human physiology and anatomy in such a way as to render humans fit to sustain stays in outer space without much sophisticated technology.