Dr Robin Canup,  Vice President, Solar System Science and Exploration Division of Southwest Research Institute, here to explain "The Origin of the Moon" with Tom Ackerman Debbie Monterrey. Graham Chapel at 7pm tonite on the campus of Washington University.

Dr Robin Canup, Vice President, Solar System Science and Exploration Division of Southwest Research Institute, here to explain "The Origin of the Moon" with Tom Ackerman Debbie Monterrey. Graham Chapel at 7pm tonite on the campus of Washington University.

Dr Robin Canup,&nbsp; Vice President, Solar System Science and Exploration Division of Southwest Research Institute,&nbsp;here to&nbsp;explain&nbsp;"The Origin of the Moon" with Tom Ackerman Debbie Monterrey. Graham Chapel at 7pm tonite on the campus of Washington University.

Astrophysicist: 'We have an amazing moon'

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Astrophysicist: 'We have an amazing moon'

Astrophysicist: 'We have an amazing moon'