Danger in Deep Space

"[...]before!" "Well, blast my jets!" said Astro. "What do you suppose it is?" "Ahhh," sneered Roger, "I'll bet it's nothing more than taking some guinea pigs to see how they react to Jovian gravity. That's never been done before either! Why can't we get something exciting for a change?" Tom laughed. "Come on, you bloodthirsty adventurer, I'm starved!"[...]".