We didn’t find a second mess hall or kitchen—er, “galley,” Julia insists. With a full crew aboard, people probably ate in shifts. Julia keeps being amazed at how spacious everything is. On human ships, she says, everything is tiny and compact, to squeeze the most use out of a limited space. If possible, anything you might need is right at hand, or no more than two steps away. I’ve seen what she means—Dad has a friend, a single guy, who owns a yacht, and I was invited aboard it twice. The galley is minuscule; you can stand in one place and reach all the utilities and cupboards. The ceilings are low, the passageways narrow. It makes me claustrophobic just thinking about it. That’s why there aren’t any tall submariners or astronauts, Julia informs us haughtily. That didn’t seem to be a prob