Similar to an eclipse, they are among the rarest predictable celestial phenomena. The last one for the 21st century occurred on 5/6 June 2012. They are historically of great scientific importance as they were used to gain the first realistic estimates of the size of the Solar System. Observation for the first time in 1639 provided an accurate estimate of the distance between the Sun and the Earth. Answer?
1761 transit of Venus Transitive Venus Transitive venus Transit of venus Transits of Venus Transit of Venus from Earth Venus eclip Venus transit Venus eclipse Transit of Venus, 1761 Transit of Venus The transit of venus Transit of planet Venus
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transits of venus
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Transits of Venus