21 December 20215 space stocks that are doing real business: (MAXR.NYSE), (KTOS.NASDAQ),…Lukas Kane MAXR.NYSE Publicly traded companies operate in one of five horizontal layers: Level 1: Subterranean Diggers like Lundin Mining Corporation (LUN.TO), Transocean Ltd. (RIG.NYSE) and Rio Tinto Group (RIO.NYSE). Level 2:…