“Hey! They're really out there.”— In-game description
Alien Ship is a special encounter in Fallout.
Overview
The encounter consists of a crashed flying saucer and two aliens, one that carries a special alien blaster and another with the Velvet Elvis. There is no way to get inside the ship.
Behind the scenes
The flying saucer says "Property of Area 51, return if found" on it. Area 51 is a military base in the Nevada desert in the USA, which conspiracy theorists believe the United States government uses to conduct experiments on aliens and alien technology.