Birth of planets revealed

The National Radio Astronomy Observatory (NRAO) Director, Tony Beasley, discusses the impact of the Atacama Large Millimeter/submillimeter Array's (ALMA) new high resolution observations of HL Tau. This revolutionary new image reveals in astonishing detail the planet-forming disk surrounding HL Tau, a sun-like star located approximately 450 light-years from Earth in the constellation Taurus.

Provided by NRAO/AUI/NSF

Runtime: 1:17

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