"An unknown watercraft sparks confusion when Naval officers find it in the middle of the ocean. As Lt. Alex Hopper (Taylor Kitsch) and Petty Officer Cora 'Weps' Raikes (Rihanna) approach the craft, ...

Don’t expect a straightforward timeline, because continuity is a mess with the Alien and Predator timelines (even if, as in this list, you choose to ignore tie-in comics, novels, and games). Predator: ...