"I know you'd fit, even if I had to leave my telescope behind to make it happen," Aster said, and then ruffled Dennis' hair. "I'd rather have you there anytime."
He found his cocoa and took a sip. "Are you sure, just the rocketship? They could bring you food and rub your feet after a long day. You could name one Lionel and carry it around on your shoulder. You could be the King of the Dust Bunnies!" He laughed softly, shaking his head, like "who wouldn't want something so amazing in their life?"