Pluto's Heart (IMAGE) Washington University in St. Louis Caption Global view of Pluto reconstructed from images made during the July 14, 2015 flyby of the dwarf planet. The pristine "heart," to the lower right, so unlike the features of other icy planets, begs for explanation. Credit NASA/ Johns Hopkins University Applied Physics Laboratory / Southwest Research Institute Usage Restrictions None License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.