Was Alien Covenant Before Prometheus?

In November 2015, Scott confirmed that Alien: Covenant would be the first of three additional films in the Alien prequel series before linking up with the original Alien, and stated that the Prometheus sequels would reveal who created the xenomorph aliens.

Does Prometheus come before Alien?

The start of the entire Alien timeline, Prometheus shows us the initial journey that took humanity into the stars, crossing our paths with the race of lifeforms known as “The Engineers.” As this entry takes place a little under a century before Alien, we don't see Sigourney Weaver's Ellen Ripley or any of the other ...

Is alien Covenant on the same planet as Prometheus?

The planet is same on which alien covenant crew members landed.