Tonight is the night. “Alien: Earth,” Noah Hawley’s daring sci-fi horror prequel, finally lands, and the hype is real. The first two episodes debut today, Tuesday, Aug. 12, at 8 p.m. Eastern on FX.

Alien: Earth Episode 6 trailer spotlights Wendy’s shocking encounter with a Xenomorph. The promo teases how her connection with the creature deepens the danger. It also pushes forward the conflict set ...