Hubble Space Telescope Image (IMAGE) University of California - Riverside Caption Hubble Space Telescope image of one of the SpARCS clusters used in the study, seen as it appeared when the universe was 4.8 billion years old. Credit Jeffrey Chan, UC Riverside. Usage Restrictions None 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.