Measurements of Polarized Light in the Afterglow of GRB 120308A (IMAGE)
Caption
Measurements of polarized light in the afterglow of GRB 120308A by the Liverpool Telescope and its RINGO2 instrument indicate the presence of a large-scale stable magnetic field linked with a young black hole, as shown in this illustration.
Credit
NASA's Goddard Space Flight Center/S. Wiessinger
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