Description from the packaging.
Blistering Barnacles and Thundering Typhoons! Where in Jupiter's name are we? Why did we ever get on Professor Calculus' crazy rocket? And now we've been captured by that ectoplasm Colonel Jorgen and he's trying to scupper the moon mission! Only Tintin can save us now! So come on Tintin, save this old Sea Dog from turning into a radioactive kipper! By thunder Tintin, you're the only one who can foil that Sea Gherkin Jorgen and be the first man on the moon!
Cheats or Easter Eggs