Erin, Mateo, and Noel started the Star Gazers to uncover the truth about life beyond the stars. Convinced that Earth is being visited by extraterrestrial travelers, they investigate a series of top secret files originating from Nellis Air Force Base, which happens to be where Erin's mother works. When a mysterious signal calls to the kids from inside Area 51, the amateur ufologists sneak into the base during a flash-mob raid on the infamous location. Caught up in the action, they're pursued by a being of pure energy that may hold the answers to all of their questions. This graphic novel series includes STEM-focused sidebars and callouts, activity, character profiles, original illustrations, table of contents, glossary, and index.