LAT Two Year Catalog
January 11, 2013
Active galaxies called blazars constitute the single largest source class in the second Fermi LAT catalog, but nearly a third of the sources are unassociated with objects at any other wavelength. Their natures are unknown. (Credit: NASA's Goddard Space Flight Center)
Topics:
Astronomy, Space telescopes, Astrophysics, Space, Goddard Space Flight Center, Active galactic nucleus, Galaxy, Space technology, Blazar, Spaceflight, Sonoma State University, Fermi Gamma-ray Space Telescope
