If you're curious about the achivements in Alien: Isolation and can't hold off until its release xboxachievements.com have posted the full list of a total of 50 achievements for a score of 1000 points.
It seems the achievements are catering to different playstyles as there is one for going through the game without killing humans, while there is also one for killing 10 humans. There is also an achievement for completing the game without dying.
Alien: Isolation launches on October 7 on PC, PS3, PS4, Xbox 360 and Xbox One.