Full list of all 45 Grounded achievements. It takes around 100-120 hours to unlock all of the achievements in the base game on Windows.
The base game contains 20 achievements, and there are 4 DLC packs containing 25 achievements.
Infuse yourself with 20 regular Milk Molars
Achieve level 10 Brainpower
Upgrade a tier 3 item to the max level at the Smithing Station
Kill a flying bug with an arrow from over 30 cm away
Snap a picture using Photo Mode
Craft tier 3 arrows
Unlock every Creature Card
Defend all of the MIX.Rs and Super MIX.Rs
Grow big again!
Grow big again and score 100% on the end game Report Card
Duplicate an item at the Super Duper
Unwind at a base while experiencing max coziness
Complete BURG.L's list of Quests
Deal with all of the Ant Queens