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Fermi Spies Energetic Blazar Flare - Universe Today
[/caption] The blazar 3C 454.3, a bright source of gamma rays from a galaxy 7 billion light-years away just got a whole lot brighter. Observations from the Fermi gamma-ray telescope confirm that since September 15th the blazar has flared up considerably, increasing in gamma-ray brightness by about ten times in the from earlier this past … Continue reading "Fermi Spies Energetic Blazar Flare"