The Adventures of Mary-Kate & Ashley: The Case of the U.S. Space Camp Mission by

7.30

In this episode, the super sleuths are called in to help out the Space Program and Mission Control with the help of Alan Bean of Apollo XII, the 4th astronaut on the moon. Unless they solve the mystery of the unknown ticking sounds and the grounded U.S. Space Shuttle, the Shuttle cannot lift off as scheduled!