172 Hours on the Moon by Johan Harstad
In 1977 NASA intercepted a strange transmission from space that was never identified. Decades later a committee decides to secretly investigate with a mission to the moon. In order to gain public favor, it is publicized that three lucky teens will be chosen from a lottery to take this once in a lifetime trip with trained astronauts. Nothing can prepare them for what they are about to encounter.
Chilling! The shocking conclusion of this thriller will no doubt leave you feeling unsettled for days to come.