Saturn (IMAGE) DOE/Sandia National Laboratories Caption Experiments at the Z machine at Sandia National Laboratories have provided data that may explain why Saturn is 2 billion years younger than Jupiter in some simulations. Credit Courtesy of NASA Usage Restrictions credit 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.