Get ready for more space terrors. The first teaser trailer for Alien: Romulus debuted Wednesday, setting up fans for twists and turns as a crew of space-travelers encounter creatures on board.

20th Century Studios has released the first trailer for “Alien: Romulus,” the upcoming science fiction film in the long-running “Alien” franchise. It is set for a theatrical release on Aug. 16.

In the last couple of years, the Alien franchise has undergone an exciting resurgence. Last year, FX released the first-ever Alien television series from Fargo's Noah Hawley, taking place before the ...