Quasar Observed Dimming For The First Time As A Black Hole Diets

January 26, 2015 5:57 PM

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Astronomers at Yale University have observed the first quasar to change its appearance, as it seemed to have its own dimmer switch.

Quasars are large and very luminous objects that draw energy from black holes. Until now, researchers have been unable to study both the dim and bright phases of a quasar in one source. Yale researchers found a quasar that dimmed by a factor of six or seven compared to observations of the same quasa...

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