Planet-eating 'Death Star' (IMAGE) University of Chicago Caption HIP68468, a twin star to the sun about 300 light-years away, may have swallowed one or more of its planets, based on lithium and refractory elements recently discovered near its surface. Credit Illustration byGabi Perez / Instituto de Astrofísica de Canarias 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.