Ranger — Frank Carey

While on a routine diplomatic mission to a mining planet, Ranger Jayden Blix finds himself, his copilot, and their ship thrown into the past to face an assassin who could change the very fabric of time. After enlisting the help of a time traveler from the far future, a freighter pilot, and her AI first officer to find the assassin, Jay must stop her before she can carry out her nefarious plans while not changing time himself.Ranger is the second book in the Werewolf Saga of the Parthenon Universe where mankind must overcome seemingly impossible hurdles on its road to recovery from the ravages of an extinction-level event known as Ellie.