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How to safely watch Mercury pass in front of the Sun today
Mercury is about to take a rare trip between the Sun and the Earth, giving viewers around the world a rare and dramatic glimpse of the solar system's innermost planet. The transit will take about five and half hours and start at around 7:35 AM ET, according to NASA. If you've always wanted to see the phenomenon, now's the time, as it won't happen again until 2032 -- and won't be seen again in North and South America until 2049.
