‘Christmas Star’ Will Appear in the Sky for the First Time After 800 Years

This winter solstice brings us a one-in-lifetime chance to witness a rare astronomical phenomenon called ‘Christmas star’ or, more scientifically, ‘Great conjunction’. Why Is the Great Conjunction So Rare? On 21st December 2020, Jupiter and Saturn will come incredibly close to each other in the evening sky, and this beautiful celestial spectacle hasn’t been visible […]