Surface of exoplanet TOI-1452 b (IMAGE) University of Montreal Caption Artistic representation of the surface of TOI-1452 b, which could be an "ocean planet", i.e. a planet entirely covered by a thick layer of liquid water. Credit Benoit Gougeon, Université de Montréal Usage Restrictions Use with the mention of the photo credit. License Original 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.