Poul Anderson, recently the winner of the Nebula Grandmaster Award for lifetime achievement, returns to the world of his acclaimed novel Operation Chaos with the tale of one familys mission to the moon. Ginny Greylock and Steven Matuchek are partners on an Earth quite unlike our own. For starters, Ginny is a licensed witch and Steve is an engineer and werewolf. Steve moonlights by working on a spacecraft in the Arizona desert, a project which soon discovers that there is life on the moon.