Rolf Chini, Ruhr-University Bochum (IMAGE) Ruhr-University Bochum Caption Rolf Chini has been researching approximately 400 stars in the vicinity of the sun that share some of the sun's properties for many years. In the process, he and his team have made a very interesting discovery. Credit RUB, Nelle Usage Restrictions This image may only be used for reporting about the press release "Presumed young star turns out to be a galactic senior citizen" by Ruhr-Universitaet Bochum, January 2017. 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.