Hi-SEAS 1 (IMAGE) European Geosciences Union Caption Crewmembers spend days to months in the HI-SEAS Mars/moon habitat atop Mauna Loa. Credit HI-SEAS Usage Restrictions Must be attributed 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.