Here is the full list of all 40 After The End: The Harvest achievements.
Kill all Titans in Adventure Mode
Own three properties
Overcome Battle Arena challenges while playing in Adventure Mode
Go fishing on each Boardwalk at least once
Defeat the Creator in Adventure Mode
Enter Deep Space while playing in Adventure Mode
Defeat All Titans
Find Eight Crew Members for the E.A.P
Finish the game with any Karma
Conquer the Black Eye Galaxy Creature Battling League
Visit your Spirit Guide
Attain a Wanted level
Finish the game with Negative Karma
Discover 20 Planets
Finish the game with Positive Karma
Defeat The Creator
Enter the Centre Portal
Catch 100 Galactic Creatures
Assist the Serian Tree Spirit
Conquer the Anubis Galaxy Creature Battling League
Conquer the Nocteal Galaxy Creature Battling League
Find Five Crew Members for the E.A.P
Catch 75 Galactic Creatures
Catch 50 Galactic Creatures
Conquer the Centre Galaxy Creature Battling League
Assist 10 Entities
Unlock the Centre Galaxy
Meet with Orkess within his Moon Base
Defeat 4 Titans
Let Maria live
Enter a Blackhole
Find Three Crew Members for the E.A.P
Catch 25 Galactic Creatures
Utilize special Meowfka service
Defeat 1 Titan
Discover 10 Planets
Find One Crew Member for the E.A.P
Unlock the Assembly Point
Pilot Your First Spaceship
Begin your adventure