Start working on Abysmal space environment effects. The values produced for the infernal weather (calm firestorm) thermic resist penalties are spot on according to my testing. :D

eos/saveddata/module.py

@@ -72,6 +72,7 @@ class Module(HandledItem, HandledCharge, ItemAttrShortcut, ChargeAttrShortcut):
     """An instance of this class represents a module together with its charge and modified attributes"""
     DAMAGE_TYPES = ("em", "thermal", "kinetic", "explosive")
     MINING_ATTRIBUTES = ("miningAmount",)
+    SYSTEM_GROUPS = ("Effect Beacon", "MassiveEnvironments", "Uninteractable Localized Effect Beacon", "Non-Interactable Object")
 
     def __init__(self, item):
         """Initialize a module from the program"""
@@ -165,7 +166,7 @@ class Module(HandledItem, HandledCharge, ItemAttrShortcut, ChargeAttrShortcut):
             return False
         return self.__item is None or \
                (self.__item.category.name not in ("Module", "Subsystem", "Structure Module") and
-                self.__item.group.name != "Effect Beacon")
+                self.__item.group.name not in self.SYSTEM_GROUPS)
 
     @property
     def numCharges(self):
@@ -614,7 +615,7 @@ class Module(HandledItem, HandledCharge, ItemAttrShortcut, ChargeAttrShortcut):
         for effectName, slot in effectSlotMap.items():
             if effectName in item.effects:
                 return slot
-        if item.group.name == "Effect Beacon":
+        if item.group.name in Module.SYSTEM_GROUPS:
             return Slot.SYSTEM
 
         raise ValueError("Passed item does not fit in any known slot")