Spin of Supermassive Black Holes Measured for First Time

Astronomers at the University of Maryland have made the first quantitative measurements of the spin of several supermassive black holes, information that is essential to understanding how these giant black holes develop and grow.

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<p><a href="http://www.physorg.com/news99760620.html">Spin of Supermassive Black Holes Measured for First Time</a></p> <p>Astronomers at the University of Maryland have made the first quantitative measurements of the spin of several supermassive black holes, information that is essential to understanding how these giant black holes develop and grow. </p>