1 min readImage of a SupermoonNASAMar 10, 2020 Image Article A supermoon occurs when the Moon’s orbit is closet (perigee) to Earth. A supermoon occurs when the Moon’s orbit is closest (perigee) to Earth. This supermoon is seen as it rose behind the U.S. Capitol, Monday, March 9, 2020, in Washington, DC. Image Credit: NASA/Joel Kowsky