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News From the Field

Ghost objects in the sky

October 4, 2018

Gamma ray bursts are thought to accompany the explosion of a massive star, but astronomers probably detect a small percentage because the collimated burst must point directly at Earth. A University of California, Berkeley, astronomer searched instead for the radio afterglow of such an explosion and discovered the first of what may be many "orphan" bursts: an extremely bright source of radio emissions that blazed into existence in the 1990s and faded out over the next 25 years. Full Story

University of California, Berkeley

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