 What convinced Casey to go to Jupiter?
And instead, blast me, if they didn't foul me with this trip to good old Jupiter. Jupiter was a death sentence. "You've no doubt heard tales of the strange population of Jupiter," he said. Those emeralds were in the inner shrine of the super-sacred, super-secret temple of the cavern-dwelling tribe of Killicuts on Mars—the real aborigines. A better man than me had already penetrated the Great Red Spot of old Jupiter and come out alive. There were a few bits of info that Pard had to shell out, like where the emeralds were, and how to communicate with those scorpions, and how he'd made Akroida mad.
 Pard told him he'd lived through it
 The Government offered additional money  Pard told him about the perfume  He learned that Pard had a friend there  Pard told him he'd lived through it