Fermi Sees New Sources Emerge (IMAGE) NASA/Goddard Space Flight Center Caption New sources emerge and old sources fade as the LAT's view extends into higher energies. Credit Credit: NASA/DOE/Fermi LAT Collaboration and A. Neronov et al. 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.