Kepler-88 Planetary System Animation (VIDEO) W. M. Keck Observatory This video is under embargo. Please login to access this video. To view this video please enable JavaScript, and consider upgrading to a web browser that supports HTML5 video Caption Kepler-88 d has three times the mass of Kepler-88 c, making the newly found planet the most massive one known in this system. Credit W. M. KECK OBSERVATORY/ADAM MAKARENKO 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.