Europa (IMAGE) Georgia Institute of Technology Caption Researchers have confirmed that mandelate racemase reactivity could occur at subzero temperatures found on planets like Mars or moons like Titan, Europa (shown here) or Enceladus, where recent data shows water is likely to exist. Credit Photo Courtesy of NASA Usage Restrictions Give credit to NASA 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.