[He sighs quietly, a small denial of his supposed need to rest. He's fine! They're in a big new city and there's so much to see and do, why should he sleep through any of it? He can run on pure adrenaline and enthusiasm for days, she just doesn't seem to realize it.]

Whatcha want with space anyway?

[She means not very far out, obviously. She's dreaming of planets after all, she said it herself.]

Just seems like there's a lotta nothing up there, 'til there's too much. You wanna see if we can go find us a view? Maybe that'll get you closer.

[See, he's willing to play along. A view is space enough for him tonight. She shot down his chance to buy something that would've taken them farther out anyway, that's on her.]