Pluto's largest moon Charon has a red spot at its north pole that may be caused by the atmosphere of Pluto, scientists announced on Sept. 14, 2016. This view shows a view looking down on Charon's ...

On July 9, one of the best vantage points for a rare red full moon was nine miles from Boston’s shore, so Tafreshi, a National Geographic photographer, knew he would be there, camera in-hand.