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