There’s still a possibility to see the northern lights Friday in Chicago if you missed Thursday night’s show Chicago TribuneAre the northern lights going to be visible again tonight? See latest forecast USA TODAYNorthern lights dazzle in Colorado, but can also cause issues with technology CBS NewsGorgeous Aurora Dazzles Northern US The Weather Channel'It was 3 hours of magic': Spectacular auroras thrill stargazers across the world (and internet) as intense geomagnetic storm batters Earth (photos) Space.com