Andromeda Galaxy (IMAGE) California Institute of Technology Caption This is the Andromeda galaxy, as seen with the new PTF camera on the Samuel Oschin Telescope at Palomar Observatory. This image covers 3 square degrees of sky, more than 15 times the size of the full moon. Credit Nugent & Poznanski (LBNL), PTF collaboration Usage Restrictions To be used only in conjunction with this story. 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.