The Telescopio Nazionale Galileo (IMAGE) New York University Caption The Telescopio Nazionale Galileo in La Palma, Spain, where the HARPS-N spectrograph was used to rule out alternative explanations. Credit INAF-TNG Usage Restrictions In conjunction with the study only. 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.