Very Large Telescope (IMAGE) University of Göttingen Caption The telescope used to view the 2,000-year-old remnant of the nova: the most powerful laser guide star system in the world showing its four laser beams coming from the system at the main telescope 4 at the VLT (Very Large Telescope). Credit ESO / F Kamphues 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.