What is a Solstice? | National Geographic
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What is a Solstice? | National Geographic
What is the definition of a solstice, and when do they happen? Is the winter solstice always the first day of winter? Find out what causes these bi-annual astronomical events, as well as how they bring about the shortest and longest days of the year. Subscribe: https://on.natgeo.com/4p5A0D6 About National Geographic: National Geographic is the ...
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