Sky fact: Why is December 21 the shortest day of the year? And why do cultures from Stonehenge to Scandinavia celebrate it?<br />In just 3 minutes, we break down the science, history, and traditions behind the winter solstice — from the Sun’s lowest arc in the sky to ancient Yule festivals and modern Christmas customs.<br />Perfect for anyone curious about astronomy, seasonal change, or the meaning of midwinter.<br /><br />Like, share, and subscribe for more sky facts and seasonal stories!<br /><br />#WinterSolstice #AstronomyFacts #Yule #Stonehenge #Solstice
