RE: A breakthrough in astrophysics - observation of a first powerful engine to accelerate cosmic rays

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A breakthrough in astrophysics - observation of a first powerful engine to accelerate cosmic rays

in steemstem •  6 years ago 

Energy, trajectory, etc... Astrophysicists estimate that 20% of the universe is too dense to be probed with photons (the latter will be absorbed well before reaching us).

steemstem
6 years ago by

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