Here is the full list of all 22 OPUS: Rocket of Whispers achievements.
Complete the main story
Repair 10 artifacts
Complete Rocket 18
Find 60 types of materials
Inspect 20 objects in the factory
Complete Rocket 14
Repair 6 artifacts
Visit 70 locations
Find 40 types of materials
Repair 3 artifacts
Inspect 10 objects in the factory
Visit 40 locations
Complete Rocket 13
Find 25 types of materials
Repair 1 artifact
Visit 20 locations
Inspect 5 objects in the factory
Find 10 types of materials
Visit 10 locations
Find 3 types of materials
Visit 3 locations
Inspect 1 object in the factory