SpaceChem/Achievements
SpaceChem achievements by rarity
Global completion percentages from Steam, rarest first
Achievements
20
Rarest
5.7%
Ultra rare (<5%)
0
Avg. completion
10%
1
Interstellar Transportation Specialist
Beat the assignment "Collapsar" in the 63 Corvi campaign.
5.7%
2
Distinguished Publication Reviewer
Beat 20 published ResearchNet assignments.
5.9%
3
Chief Executive Officer
Beat the game!
6.1%
4
Junior Publication Reviewer
Beat 10 published ResearchNet assignments.
6.2%
5
Senior Efficiency Specialist
Beat the assignment "Molecular Foundry" using two or fewer reactors.
6.4%
6
Senior Performance Specialist
Beat the assignment "Σ-Ethylene" in under 6000 cycles.
6.5%
7
Cost Control Specialist
Beat the assignment "Falling" using two or fewer reactors.
6.9%
8
Materials Engineer of the People
Beat the assignment "Challenge: KOHCTPYKTOP".
7.2%
9
Performance Specialist
Beat the assignment "No Thanks Necessary" in under 2200 cycles.
7.8%
10
Performance Specialist II
Beat the assignment "Gas Works Park" in under 2700 cycles.
8.0%
11
Science is an Indoor Activity
Beat 3 published ResearchNet assignments.
8.1%
12
Industrial Physicist
Beat the assignment "Challenge: Applied Fusion".
8.3%
13
Efficiency Specialist
Beat the assignment "No Ordinary Headache" using only one reactor.
8.8%
14
Environmental Engineer
Beat the assignment "Challenge: Going Green".
9.8%
15
Junior Performance Specialist
Beat the assignment "Nothing Works" in under 1000 cycles.
10%
16
Director of Moustache Research
Beat the assignment "Moustachium 608".
12%
17
Moustache Scientist
Beat the assignment "Moustachium 604".
15%
18
Junior Permutation Technician
Beat the assignment "Challenge: In-Place Swap".
16%
19
Moustache Research Assistant
Beat the assignment "Moustachium 602".
17%
20
Polar Expedition
Reach the south pole of Sernimir IV.
36%
Percentages are Steam's global unlock rates across all players who own SpaceChem, refreshed daily. See live player counts and stats for SpaceChem.