Here is the full list of all 101 Holy Potatoes! We're in Space?! achievements.
250 Enemies Defeated!
150 Exploration Completed!
Collect the Silver Figurine!
Collect the Magenta League Champion Belt!
Collect the Rainbow Gem!
10 SS Rank Weapons Crafted!
100% Galaxy Exploration! The Final Siege!
Hire Tarth Tater!
Hire Silver Spudder!
Collect the Green Potaball!
Hire Kale-o Ren!
Collect the Jar of Pickles!
5 SS Rank Weapons Crafted!
Collect the Red Potaball!
50 S Rank Weapons Crafted!
Collect the Blue Potaball!
Hire Einny!
Hire Dr. What!
Collect the Necronomicon!
Craft 150 weapons!
All Researches Completed!
Max out Combat Preparedness Research!
Research Guardian Angel!
100% Galaxy Exploration! The Unpredictable Doctor!
Max out Reinforced Plating Research!
Max out Opportunist Research!
Max out Improved Repairs Research!
Max out Disaster Planning Research!
100% Galaxy Exploration! Fay Story: Stones of the Ulaya!
Max out Greater Refinement Research!
Max out Surprise Attack Research!
Max out Shield Efficiency Research!
3 SS Rank Weapons Crafted!
100 Training Sessions Completed!
Max out Engine Efficiency Research!
75 Exploration Completed!
25 Researches Completed!
Max out Engine Power Research!
Max out Repair Crews Research!
100% Galaxy Exploration! The Crimson Ruins!
Max out Mental Resilience Research!
Max out Refinement Research!
Max out $tarch Minded Research!
25 S Rank Weapons Crafted!
Collect the Sanguine Paragon!
Hire Azuka Kyuryu!
Hire Kyurei Anayami!
Craft 75 weapons!
100% Galaxy Exploration! Familiar Faces...?!
Collect the Eye of the Kraken!
10 Researches Completed!
Collect the Remains of Fluffy!
100% Galaxy Exploration! Jail Break!!
50 Training Sessions Completed!
100% Galaxy Exploration! Whale, Whale, Whale! What do we have here?!!
100 Enemies Defeated!
25 Training Sessions Completed!
5 Researches Completed!
30 Explorations Completed!
100% Galaxy Exploration! Familiar Faces!
10 S Rank Weapons Crafted!
Craft 30 weapons!
5 S Rank Weapons Crafted!
50 Enemies Defeated!
10 Training Sessions Completed!
Collect the Dead Mouse!
1 SS Rank Weapon Crafted!
100% Galaxy Exploration! Sleeping Beauty!
Craft 10 weapons!
Collect the Gold Figurine!
20 Enemies Defeated!
10 Explorations Completed!
1 Research completed!
1 Training Session Completed!
Collect the Sonic Hammer!
Hire Barbrie!
1 S Rank Weapon Crafted!
1 Enemy Defeated!
1 Exploration Completed!
Craft 1 weapon!
100% Galaxy Exploration! Curiosity Killed the... !
100% Galaxy Exploration! A Hero's Journey!
100% Galaxy Exploration! Raiders of the Lost Quark!
100% Galaxy Exploration! Who you Gonna Call? PestBusters!!
100% Galaxy Exploration! Return of the Cheese Heroes!
100% Galaxy Exploration! Phantom of the Space Opera!
100% Galaxy Exploration! Secret Story: Phantom of the Space Opera! Secret Story!
100% Galaxy Exploration! Pirates of the Carrobean!
100% Galaxy Exploration! Secret Story: Pirates of the Carrobean!
100% Galaxy Exploration! Secret Story: Whale, Whale, Whale! What do we have here?!!
100% Galaxy Exploration! Secret Story: Jail Break!!
100% Galaxy Exploration! The Edge of the Universe!
100% Galaxy Exploration! The Other One!
100% Galaxy Exploration! Cassie Story: Stones of the Ulaya!
100% Galaxy Exploration! Dancing with the Devil!
100% Galaxy Exploration! The Loyal Hound!
100% Galaxy Exploration! The Thorny Rose!
100% Galaxy Exploration! The Summer Triangle!
100% Galaxy Exploration! The Dreamers Awaken!
Completed the Secret Storyline!
20 SS Rank Weapons Crafted!