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Galaxy Formation Milky Way Supermassive Black Holes Galaxy Clusters Active Galactic Nuclei Distant Galaxies Quasars Star Formation Galaxy Mergers Early Universe Spiral Galaxies Active Galaxies Cosmic Sources Matter Distribution Black Holes Galaxy Collisions Gravitational Lensing Virgo Cluster Milky Way Galaxy Redshift Dark Matter Formation of Galaxies Blazars Metallicity Galaxy Distribution Universe Structure Cosmic Mapping Advanced Civilizations Cosmic Evolution Cosmic Principles Distance Measurement Structure Formation Dark Energy Virgo Constellation Cosmology Communication Signals Galaxy Evolution Cosmic Microwave Background Asteroids Mapping Galaxy NGC 4141 Measurement Techniques Nebulae Intergalactic Research Cosmic Structures Kardashev Scale X-ray Astronomy Satellite Galaxies Supernovae Galaxy Mapping Intergalactic Medium Abell 370 Coma Cluster Galaxy NGC 6505 Nearby Galaxies NGC 6505 Galaxy NGC 6506
The results favor weak intergalactic magnetic fields as the reason Fermi has not seen the expected GeV gamma rays.
