Here is the full list of all 44 Colonies End achievements.
Started your own Adventure
You left the cave!
Desecrator Killer
Made friends with the hut people
Found The Expedition
You Destroyed The Desecrator Base!
Activated Heat Dimension Gateway
Activated Tropical Dimension Gateway
Activated Ice Dimension Gateway
Activated Aqua Dimension Gateway
Activated Air Dimension Gateway
Liberated Sphere Station
Liberated Cube Station
Ultimate Liberator
Liberated Tri Station
Entered Desecrator Dimension
Eliminated Desecrator Titan
Explore & Survive
New Treasure
Desecrator Madness
Desecrator Bananas
Parkour! Parkour!
Milk for tea!
Water for tea!
Teabag for tea!
Spoon for tea!
Enjoy delicious tea!
Tropical parkour!
Tropical parkour 2!
Find the first piece of ancient treasure
Find the second piece of ancient treasure
Find the ancient third piece of treasure
Find the ancient fourth piece of treasure
Find the fifth piece of ancient treasure
Kill the desecrators under the giant rock structure
Kill the desecrators at the underwater temple
Fly through the rings with your jetpack
Fly through the rings with your jetpack again
Transport package to destination
Transport second package to destination