NASA scientist discusses significance of 'Mercury Transit'

                 



NASA scientist discusses significance of 'Mercury Transit'

Δημοσιεύτηκε στις 9 Μαΐ 2016

Mercury
has begun a relatively rare move across the sun. The solar-planetary
ballet got underway just after 7am on the east coast with the smallest
planet appearing as a tiny black dot on the face of the sun, says NASA
scientist Dr. Yari Collado-Vega.

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ANAΡΤΗΣΗ ΑΠΟ ΤΟ YOUTUBE 10/5/2016