Here is the full list of all 24 Spaceland achievements.
Destroy the military bot
Destroy the shaman
Assemble 7 heroes team
Destroy the professor
Repair equipment
Put on 3 items of equipment on the hero
Create all abilities for one hero.
Earn 100 chips
Complete 28 levels per speed
Find 28 secrets
Complete 28 levels in normal difficulty
Explosion 5 holes
Explosion 10 walls
Kill one enemy with a geyser
Kill 10 kick Enemies
Kill 10 enemies with a mine
Heal 300 health engineer
Kill 8 enemies with a pistol
Kill 3 enemies with a roach ray
Freeze a grenade 10 enemies
Speed up 3 allies
Locate private Carmine
Kill Monster