Giant hurricane Ike has left Houston without Internet, phone lines, drinking water and severed power to millions after ripping through the fourth-largest city on Sunday. Ike, the first hurricane to hit a major US metropolitan area since Katrina in 2005, has affected 2.3 million people in two states before making landfall at 2.10 am on Saturday.
From captivating photos of Northern Lights, sparkling galaxies, the 'man on the moon' and more, photos taken by the winners of the Insight Astronomy Photographer of the Year 2016 competition are an absolute treat.