diff --git a/src/main/java/com/falsepattern/endlessids/mixin/helpers/GalaxySpaceHelper.java b/src/main/java/com/falsepattern/endlessids/mixin/helpers/GalaxySpaceHelper.java
new file mode 100644
index 0000000..8d3bc07
--- /dev/null
+++ b/src/main/java/com/falsepattern/endlessids/mixin/helpers/GalaxySpaceHelper.java
@@ -0,0 +1,38 @@
+package com.falsepattern.endlessids.mixin.helpers;
+
+import com.falsepattern.endlessids.EndlessIDs;
+
+import net.minecraft.world.biome.BiomeGenBase;
+
+import java.lang.reflect.Field;
+
+public class GalaxySpaceHelper {
+    private static final Field GSSpaceField;
+    static {
+        Class<?> clazz;
+        try {
+            clazz = Class.forName("galaxyspace.core.world.gen.GSBiomeGenBase");
+        } catch (ClassNotFoundException ignored) {
+            EndlessIDs.LOG.warn("Could not find GalaxySpace's GSBiomeGenBase class in the default package. Checking it in the MEGA package.");
+            try {
+                clazz = Class.forName("galaxyspace.core.world.GSBiomeGenBase");
+            } catch (ClassNotFoundException ignored2) {
+                EndlessIDs.LOG.warn("Could not find GalaxySpace's GSBiomeGenBase class in the MEGA package either. Throwing an exception.");
+                throw new IllegalStateException("Could not find GSBiomeGenBase class for GalaxySpace!");
+            }
+        }
+        try {
+            GSSpaceField = clazz.getDeclaredField("GSSpace");
+        } catch (NoSuchFieldException e) {
+            throw new IllegalStateException("Could not find GSSpace field in GSBiomeGenBase class for GalaxySpace!");
+        }
+    }
+
+    public static BiomeGenBase GSSpace() {
+        try {
+            return (BiomeGenBase) GSSpaceField.get(null);
+        } catch (IllegalAccessException e) {
+            throw new IllegalStateException("Could not access GSSpace field in GSBiomeGenBase class for GalaxySpace!");
+        }
+    }
+}
diff --git a/src/main/java/com/falsepattern/endlessids/mixin/mixins/common/galaxyspace/ChunkProviderKuiperMixin.java b/src/main/java/com/falsepattern/endlessids/mixin/mixins/common/galaxyspace/ChunkProviderKuiperMixin.java
new file mode 100644
index 0000000..2a69df2
--- /dev/null
+++ b/src/main/java/com/falsepattern/endlessids/mixin/mixins/common/galaxyspace/ChunkProviderKuiperMixin.java
@@ -0,0 +1,26 @@
+package com.falsepattern.endlessids.mixin.mixins.common.galaxyspace;
+
+import com.falsepattern.endlessids.mixin.helpers.BiomePatchHelper;
+import com.falsepattern.endlessids.mixin.helpers.GalaxySpaceHelper;
+import org.spongepowered.asm.mixin.Mixin;
+import org.spongepowered.asm.mixin.Pseudo;
+import org.spongepowered.asm.mixin.injection.At;
+import org.spongepowered.asm.mixin.injection.Redirect;
+
+import net.minecraft.world.chunk.Chunk;
+
+@Pseudo
+@Mixin(targets = {"galaxyspace.systems.SolarSystem.planets.kuiperbelt.dimension.ChunkProviderKuiper",
+                  "galaxyspace.SolarSystem.planets.kuiperbelt.dimension.ChunkProviderKuiper"},
+       remap = false)
+public abstract class ChunkProviderKuiperMixin {
+    @SuppressWarnings("UnresolvedMixinReference")
+    @Redirect(method = "func_73154_d",
+              at = @At(value = "INVOKE",
+                       target = "Lnet/minecraft/world/chunk/Chunk;func_76605_m()[B"),
+              require = 0,
+              expect = 0)
+    private byte[] setBiomesTweaked(Chunk chunk) {
+        return BiomePatchHelper.getBiomeArrayTweaked(chunk, (i) -> GalaxySpaceHelper.GSSpace());
+    }
+}
diff --git a/src/main/java/com/falsepattern/endlessids/mixin/mixins/common/galaxyspace/ChunkProviderMarsSSMixin.java b/src/main/java/com/falsepattern/endlessids/mixin/mixins/common/galaxyspace/ChunkProviderMarsSSMixin.java
new file mode 100644
index 0000000..5b40f80
--- /dev/null
+++ b/src/main/java/com/falsepattern/endlessids/mixin/mixins/common/galaxyspace/ChunkProviderMarsSSMixin.java
@@ -0,0 +1,27 @@
+package com.falsepattern.endlessids.mixin.mixins.common.galaxyspace;
+
+import com.falsepattern.endlessids.mixin.helpers.BiomePatchHelper;
+import com.falsepattern.endlessids.mixin.helpers.GalaxySpaceHelper;
+import org.spongepowered.asm.mixin.Mixin;
+import org.spongepowered.asm.mixin.Pseudo;
+import org.spongepowered.asm.mixin.injection.At;
+import org.spongepowered.asm.mixin.injection.Redirect;
+
+import net.minecraft.world.chunk.Chunk;
+
+@Pseudo
+@Mixin(targets = {"galaxyspace.systems.SolarSystem.satellites.mars.dimension.ChunkProviderMarsSS",
+                  "galaxyspace.SolarSystem.satellites.mars.dimension.ChunkProviderMarsSS"},
+       remap = false)
+public abstract class ChunkProviderMarsSSMixin {
+
+    @SuppressWarnings("UnresolvedMixinReference")
+    @Redirect(method = "func_73154_d",
+              at = @At(value = "INVOKE",
+                       target = "Lnet/minecraft/world/chunk/Chunk;func_76605_m()[B"),
+              require = 0,
+              expect = 0)
+    private byte[] setBiomesTweaked(Chunk chunk) {
+        return BiomePatchHelper.getBiomeArrayTweaked(chunk, (i) -> GalaxySpaceHelper.GSSpace());
+    }
+}
diff --git a/src/main/java/com/falsepattern/endlessids/mixin/mixins/common/galaxyspace/ChunkProviderSpaceLakesMixin.java b/src/main/java/com/falsepattern/endlessids/mixin/mixins/common/galaxyspace/ChunkProviderSpaceLakesMixin.java
new file mode 100644
index 0000000..6bc7cfe
--- /dev/null
+++ b/src/main/java/com/falsepattern/endlessids/mixin/mixins/common/galaxyspace/ChunkProviderSpaceLakesMixin.java
@@ -0,0 +1,30 @@
+package com.falsepattern.endlessids.mixin.mixins.common.galaxyspace;
+
+import com.falsepattern.endlessids.mixin.helpers.BiomePatchHelper;
+import org.spongepowered.asm.mixin.Mixin;
+import org.spongepowered.asm.mixin.Pseudo;
+import org.spongepowered.asm.mixin.Shadow;
+import org.spongepowered.asm.mixin.injection.At;
+import org.spongepowered.asm.mixin.injection.Redirect;
+
+import net.minecraft.world.biome.BiomeGenBase;
+import net.minecraft.world.chunk.Chunk;
+
+@Pseudo
+@Mixin(targets = {"galaxyspace.core.world.gen.ChunkProviderSpaceLakes",
+                  "galaxyspace.core.world.ChunkProviderSpaceLakes"},
+       remap = false)
+public abstract class ChunkProviderSpaceLakesMixin {
+    @Shadow
+    private BiomeGenBase[] biomesForGeneration;
+
+    @SuppressWarnings("UnresolvedMixinReference")
+    @Redirect(method = "func_73154_d",
+              at = @At(value = "INVOKE",
+                       target = "Lnet/minecraft/world/chunk/Chunk;func_76605_m()[B"),
+              require = 0,
+              expect = 0)
+    private byte[] setBiomesTweaked(Chunk chunk) {
+        return BiomePatchHelper.getBiomeArrayTweaked(chunk, biomesForGeneration);
+    }
+}
diff --git a/src/main/java/com/falsepattern/endlessids/mixin/mixins/common/galaxyspace/ChunkProviderVenusSSMixin.java b/src/main/java/com/falsepattern/endlessids/mixin/mixins/common/galaxyspace/ChunkProviderVenusSSMixin.java
new file mode 100644
index 0000000..d2edc56
--- /dev/null
+++ b/src/main/java/com/falsepattern/endlessids/mixin/mixins/common/galaxyspace/ChunkProviderVenusSSMixin.java
@@ -0,0 +1,26 @@
+package com.falsepattern.endlessids.mixin.mixins.common.galaxyspace;
+
+import com.falsepattern.endlessids.mixin.helpers.BiomePatchHelper;
+import com.falsepattern.endlessids.mixin.helpers.GalaxySpaceHelper;
+import org.spongepowered.asm.mixin.Mixin;
+import org.spongepowered.asm.mixin.Pseudo;
+import org.spongepowered.asm.mixin.injection.At;
+import org.spongepowered.asm.mixin.injection.Redirect;
+
+import net.minecraft.world.chunk.Chunk;
+
+@Pseudo
+@Mixin(targets = {"galaxyspace.systems.SolarSystem.satellites.venus.dimension.ChunkProviderVenusSS",
+                  "galaxyspace.SolarSystem.satellites.venus.dimension.ChunkProviderVenusSS"},
+       remap = false)
+public abstract class ChunkProviderVenusSSMixin {
+
+    @SuppressWarnings("UnresolvedMixinReference")
+    @Redirect(method = "func_73154_d",
+              at = @At(value = "INVOKE",
+                       target = "Lnet/minecraft/world/chunk/Chunk;func_76605_m()[B"),
+              require = 1)
+    private byte[] setBiomesTweaked(Chunk chunk) {
+        return BiomePatchHelper.getBiomeArrayTweaked(chunk, (i) -> GalaxySpaceHelper.GSSpace());
+    }
+}
diff --git a/src/main/java/com/falsepattern/endlessids/mixin/plugin/Mixin.java b/src/main/java/com/falsepattern/endlessids/mixin/plugin/Mixin.java
index bf9881d..88ae9dc 100644
--- a/src/main/java/com/falsepattern/endlessids/mixin/plugin/Mixin.java
+++ b/src/main/java/com/falsepattern/endlessids/mixin/plugin/Mixin.java
@@ -148,6 +148,12 @@ public enum Mixin implements IMixin {
     GalactiCraftConfigManagerCoreMixin(Side.COMMON, require(TargetedMod.GALACTICRAFTCORE),
                                        "galacticraft.ConfigManagerCoreMixin"),
     //endregion GalactiCraftCore->common
+    //region GalaxySpace->common
+    GSChunkProviderKuiperMixin(Side.COMMON, require(TargetedMod.GALAXYSPACE), "galaxyspace.ChunkProviderKuiperMixin"),
+    GSChunkProviderMarsSSMixin(Side.COMMON, require(TargetedMod.GALAXYSPACE), "galaxyspace.ChunkProviderMarsSSMixin"),
+    GSChunkProviderSpaceLakesMixin(Side.COMMON, require(TargetedMod.GALAXYSPACE), "galaxyspace.ChunkProviderSpaceLakesMixin"),
+    GSChunkProviderVenusSSMixin(Side.COMMON, require(TargetedMod.GALAXYSPACE), "galaxyspace.ChunkProviderVenusSSMixin"),
+    //endregion GalaxySpace->common
     //region Highlands->common
     HighlandsConfigMixin(Side.COMMON, require(TargetedMod.HIGHLANDS), "highlands.ConfigMixin"),
     //endregion Highlands->common
diff --git a/src/main/java/com/falsepattern/endlessids/mixin/plugin/TargetedMod.java b/src/main/java/com/falsepattern/endlessids/mixin/plugin/TargetedMod.java
index 895bfa5..0c7395d 100644
--- a/src/main/java/com/falsepattern/endlessids/mixin/plugin/TargetedMod.java
+++ b/src/main/java/com/falsepattern/endlessids/mixin/plugin/TargetedMod.java
@@ -32,6 +32,7 @@ public enum TargetedMod implements ITargetedMod {
     EXTRAUTILITIES("Extra Utilities", true, startsWith("extrautilities-")),
     FUTUREPACK("Futurepack", true, startsWith("[1.7.10]futurepack").or(startsWith("futurepack-"))),
     GALACTICRAFTCORE("GalactiCraftCore", false, startsWith("galacticraftcore")),
+    GALAXYSPACE("GalaxySpace", false, startsWith("galaxyspace-")),
     HIGHLANDS("Highlands", true, startsWith("highlands")),
     ICG("Immersive Cavegen", true, startsWith("immersivecavegen")),
     LOTR("LOTR Mod", false, startsWith("lotrmod")),