Planet to cross sun's face Tuesday. Watch, but protect your eyes. June 1, 2012 — -- Watch with care. Tuesday afternoon, U.S. time, we earthlings will be treated to the rare spectacle of a transit ...

This chart shows the times of "contact" between Venus and the sun during the transit of Venus for major cities on June 5, 2012. This example of the tool at transitofvenus.nl, is set for observing ...

A transit is the crossing of a planet or any star in front of the Sun. Mercury and Venus are the only planets of the solar system that can make transits, because they are closer to the Sun than the ...