feat(recuration): craeted test with singelotsn and spawinin planets

Core/Singeltons/planets_singelton.gd

@@ -9,3 +9,8 @@ func register(planet: Node) -> void:
 
 func unregister(planet) -> void:
 	planets.erase(planet)
+
+
+func _process(delta: float) -> void:
+	if Time.get_ticks_msec() % 2000 < delta * 1000:
+		print_debug(JSON.stringify(planets, "\t"))