Swarms of Pluto-Size Objects Kick Up Dust around Adolescent Sun-Like Star
Boston MA (SPX) Dec 12, 2014 - Astronomers using the Atacama Large Millimeter/submillimeter Array (ALMA) may have detected the dusty hallmarks of an entire family of Pluto-size objects swarming around an adolescent version of our own Sun. By making detailed observations of the protoplanetary disk surrounding the star known as HD 107146, the astronomers detected an unexpected increase in the concentration of millimeter-s ... more
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