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1. Minecraft version: 1.12.2
2. Galacticraft version: 4.0.6
3. GalaxySpace version: 2.1.5
4. AsmodeusCore version (for 2.0.1 version and above): 1.0.3
5. Side (Single player (SSP), Multiplayer (SMP), or SSP opened to LAN (LAN)): SSP
6. Other add-ons: non

Description of the issue:
Although this may be a bit redundant advice, I think the old version of Mars Space Station uses Copper Decoration Block which is quite unique, maybe you can consider bringing it back to config as an optional item.

Screenshot/Video: