Dreadnought

Captain William Sparhawk and his crew embark on a mission of exploration aboard Earth's starship, only to encounter unforeseen challenges as they uncover a looming threat to Earth. Faced with critical decisions, Sparhawk must choose between secrecy and alerting the authorities, setting the stage for escalating interstellar conflict. Dreadnought is the second installment in B. V. Larson's military science fiction series, the Lost Colonies Trilogy.