Being outdoors doesn't mean you can be dark forever

code/modules/lighting/lighting_fake_sun_vr.dm

@@ -1,3 +1,5 @@
+var/static/list/fake_sunlight_zs = list()
+
 /obj/effect/fake_sun
 	name = "fake sun"
 	desc = "Deletes itself, but first updates all the lighting on outdoor turfs."
@@ -140,6 +142,7 @@
 	sun.set_alpha(round(CLAMP01(choice["brightness"])*255,1))
 
 	if(do_sun)
+		fake_sunlight_zs |= z
 		for(var/turf/T as anything in turfs_to_use)
 			sun.apply_to_turf(T)
 

code/modules/lighting/lighting_turf.dm

@@ -97,8 +97,12 @@
 ///Setter for the byond luminosity var
 /turf/proc/set_luminosity(new_luminosity, force)
 	// SSplanets handles outdoor turfs
-	if((is_outdoors() && !force) || outdoors_adjacent)
+	if(force)
+		luminosity = new_luminosity
 		return
+	if(is_outdoors() || outdoors_adjacent)
+		if((z in SSplanets.z_to_planet) || (z in fake_sunlight_zs))
+			return
 
 	luminosity = new_luminosity