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The detection of magnetic fields in a galaxy 5 billion light years away

Magnetic fields play an important role in the physics of the interstellar medium, but they are very difficult to observe at vast distances corresponding to large look-back times in the cosmic history. An international team of astronomers was able to measure the magnetic field in a galaxy beyond the local volume, as seen 4.6 billion light years away at a redshift of 0.439.

Aug 28th, 2017

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A fleeting blue glow

Observations of a supernova colliding with a nearby companion star take astrophysicists by surprise.

Aug 14th, 2017

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