diff --git a/src/main/java/com/minelittlepony/unicopia/datagen/Datagen.java b/src/main/java/com/minelittlepony/unicopia/datagen/Datagen.java
index 463ddef0..d0ec3073 100644
--- a/src/main/java/com/minelittlepony/unicopia/datagen/Datagen.java
+++ b/src/main/java/com/minelittlepony/unicopia/datagen/Datagen.java
@@ -17,6 +17,7 @@ import com.minelittlepony.unicopia.datagen.providers.loot.UEntityLootTableProvid
 import com.minelittlepony.unicopia.datagen.providers.recipe.URecipeProvider;
 import com.minelittlepony.unicopia.datagen.providers.tag.UBlockTagProvider;
 import com.minelittlepony.unicopia.datagen.providers.tag.UDamageTypeProvider;
+import com.minelittlepony.unicopia.datagen.providers.tag.UDimensionTypeTagProvider;
 import com.minelittlepony.unicopia.datagen.providers.tag.UEntityTypeTagProvider;
 import com.minelittlepony.unicopia.datagen.providers.tag.UItemTagProvider;
 import com.minelittlepony.unicopia.datagen.providers.tag.UStatusEffectTagProvider;
@@ -57,6 +58,7 @@ public class Datagen implements DataGeneratorEntrypoint {
         pack.addProvider(UDamageTypeProvider::new);
         pack.addProvider(UEntityTypeTagProvider::new);
         pack.addProvider(UStatusEffectTagProvider::new);
+        pack.addProvider(UDimensionTypeTagProvider::new);
 
         pack.addProvider(UModelProvider::new);
         pack.addProvider(URecipeProvider::new);
diff --git a/src/main/java/com/minelittlepony/unicopia/datagen/providers/tag/UDimensionTypeTagProvider.java b/src/main/java/com/minelittlepony/unicopia/datagen/providers/tag/UDimensionTypeTagProvider.java
new file mode 100644
index 00000000..e2e1e274
--- /dev/null
+++ b/src/main/java/com/minelittlepony/unicopia/datagen/providers/tag/UDimensionTypeTagProvider.java
@@ -0,0 +1,35 @@
+package com.minelittlepony.unicopia.datagen.providers.tag;
+
+import java.util.concurrent.CompletableFuture;
+
+import com.minelittlepony.unicopia.UTags;
+import net.fabricmc.fabric.api.datagen.v1.FabricDataOutput;
+import net.fabricmc.fabric.api.datagen.v1.provider.FabricTagProvider;
+import net.minecraft.registry.RegistryKeys;
+import net.minecraft.registry.RegistryWrapper.WrapperLookup;
+import net.minecraft.util.Identifier;
+import net.minecraft.world.dimension.DimensionType;
+
+public class UDimensionTypeTagProvider extends FabricTagProvider<DimensionType> {
+    public UDimensionTypeTagProvider(FabricDataOutput output, CompletableFuture<WrapperLookup> registriesFuture) {
+        super(output, RegistryKeys.DIMENSION_TYPE, registriesFuture);
+    }
+
+    @Override
+    protected void configure(WrapperLookup lookup) {
+        getOrCreateTagBuilder(UTags.DimensionTypes.HAS_NO_ATMOSPHERE)
+            .addOptional(new Identifier("ad_astra", "earth_orbit"))
+            .addOptional(new Identifier("ad_astra", "glacio_orbit"))
+            .addOptional(new Identifier("ad_astra", "mars_orbit"))
+            .addOptional(new Identifier("ad_astra", "mercury_orbit"))
+            .addOptional(new Identifier("ad_astra", "moon")).addOptional(new Identifier("adastra", "moon_orbit"))
+            .addOptional(new Identifier("ad_astra", "venus_orbit"))
+
+            .addOptional(new Identifier("adastra", "earth_orbit"))
+            .addOptional(new Identifier("adastra", "glacio_orbit"))
+            .addOptional(new Identifier("adastra", "mars_orbit"))
+            .addOptional(new Identifier("adastra", "mercury_orbit"))
+            .addOptional(new Identifier("adastra", "moon")).addOptional(new Identifier("adastra", "moon_orbit"))
+            .addOptional(new Identifier("adastra", "venus_orbit"));
+    }
+}