“Hey, guys?” I say, rising up onto one elbow. “What if we do this backward?” “Huh?” says Kevin. “What if instead of your calculations, we put the microwave up, line it up with the Big Ear, put up the telescope thing—” “Theodolite,” says Agate. “And wait for Vega to, like, rise into the crosshairs.” “Oh!” says Agate, leaping up. “That’s so smart! Simon!” “Hey! Try to be a little less surprised.”