Here is the full list of all 32 Nom Nom Galaxy achievements.
Congratulations!
Earn a medal in 5 co-op challenges
Earn a medal in 20 Challenges
Unlock All Astro Pins
Earn a medal in 10 Challenges
Defeat 5 Queens
Earn a medal in 5 Challenges
Earn a medal in all Challenge types
Achieve an Elite medal in any Challenge
Help ship 100 cans of soup for other players
Complete 5 days in other players games
Create a factory with every type of robot
Use the Hopper EX to kill a Shroomba
Unlock all available upgrades
Defeat all rival soup companies in the campaign
Unlock 40 Astro Pins
Create a factory with 5 soup machines that do not use any of the same ingredients
Create and ship the legendary 'Nutrient Nova' soup
Discover 100 different flavours of soup
Spend over 100,000 gold
Create a 100 piece factory in Conquest or S.O.O.P. Sim
Unlock the third Gravlock
Eat 10 different ingredients
Discover 50 different flavours of soup
Unlock the second Gravlock
Unlock 10 Astro Pins
Chew 10 Galactic Gums
Play the game at 11:11
Unlock the first Gravlock
Defeat your first rival soup company
Blend and ship your first soup
Complete the tutorials