[ The both of them trusting Yima is certainly more than enough for Amos' standards. And though it isn't conscious on his part, he's thankful Howl doesn't pry any further, either; doesn't know how he'd answer if anyone asked how deep this really went for him.

Though a mutual respect for privacy — that's a great basis for continued friendship in his books, too.

He's watching Howl, an expectant look on his face as he awaits an answer, but not sensing anything off. Howl's a Stargazer, right? Maybe he was just daydreaming or something. Basking in the nice little moment they've carved out for themselves. Anything, really.

He slides the book he'd had a hand on back in place, looking up at the one Howl's taken out. ]

I was on a planet with thirteen moons once. Pretty sure they were all artificial, but still. [ The information is offered up with a shrug. ] Spent some time on Ganymede, too. I mean, Jupiter had a shitton of moons, but Ganymede was the best for actually being on. Had a friend who lived there.

[ A beat, a tilt of his head in question. ]

Do more moons make for stronger magic or something?

[ He really has no idea — sorry for the total rookie move here, buddy, though he'll take the book if it's being offered. ]