Mars south pole and beyond (IMAGE) University of Texas at Austin Caption A view of Mars’ south pole. Research led by The University of Texas at Austin found that a 2018 discovery of liquid water under the Red Planet’s south polar cap is most likely just radar reflecting from volcanic rock. Credit ESA/DLR/FU Berlin Usage Restrictions Credit must be given to the creator. Adaptations must be shared under the same terms. License CC BY-SA 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.