Season 60 Episodes10
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May 9 2016 sees one of the astronomical highlights of the year - a transit of Mercury across the sun, the best opportunity to observe this phenomenon until 2049. To mark the event, the Sky at Night attempts to explain the many mysteries of Mercury
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"Mercury: The Problem Child of the Solar System" is episode 4 of The Sky at Night season 60. It aired on May 8, 2016.