"And I'll let you know when I hear from Winters," he says with a nod. "I'm going to ask him if he has a map of the stars here already made, too. If not, I'll have to start working on that."

Not every single one, of course. He's not an astronomer. But navigation by starlight is such a valuable aid on a clear night, and the fact that he doesn't recognize the ones here drives him crazy. Ingram's drawing tool will be put to good use.