Tying the hamster to the helium balloons, Peter suspected his experiment was about to go too far.
Of course, by “too far” he meant “anywhere out of bicycle distance.”
He might have had “slingshot range” in mind.
I came This Close to buying my daughter a wrist rocket at the flea market last week before I remembered we live in town surrounded by cars and windows and neighbors who like their cats alive and with all their body parts intact.