Blazar

 

Astronomy Picture of the Day: Neutrino Associated with Distant Blazar Jet

With equipment frozen deep into ice beneath Earth's South Pole, humanity appears to have discovered a neutrino from far across the universe.

Astronomy Picture of the Day: At Last GLAST

Rising through a billowing cloud of smoke, a long time ago from a planet very very close by, this Delta II rocket left Cape Canaveral Air Force Station's launch pad 17-B at 12:05 pm EDT on June 11, 2008.

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