In this episode, the Heroes of New Arcadia travel into deep space to stop a massive asteroid from destroying Earth, a mission they have put off for a while. If the asteroid reaches Earth, it will surely destroy all life on the planet. The heroes know that the asteroid did not become a threat on its own - someone or something has altered its course. Changing the asteroid's path will be perilous, but what other threats lie in wait for the Heroes of New Arcadia? Find out in this action-packed episode!