Wow, yeah, this guy is absolutely a blowhard. Stiles thinks that’s kind of funny, seeing how—of all subjects—it’s about astronomy. Like, wouldn’t you rather brag about your knowledge of something more impressive or useful? Trying unsuccessfully to conceal a grin, he glances down at the book the stranger is indicating.

“Weird combo. Planets and mythology? If you married the two, would that make you an Alien Sciences expert?”

This little shit is totally trying to make fun of you, Balem. Look at how funny he thinks he is.