Jupiter and Saturn will line up in the night sky on Dec. 21 in an extremely rare conjunction of the planets that hasn’t happened in nearly 400 years.The two planets will appear close enough to shine as one bright point in the sky, providing a “Christmas star“-like effect ahead of the holiday, NASA says.The so-called “Great Conjunction” will also occur during the Northern Hemisphere’s winter solstice, which is the shortest day of the year in terms of daylight hours.
Footage shows catastrophic collapse of iconic Puerto Rico telescope It’s the kind of event that has been associated with myths, magic and doomsday prophecies in ages past — though you’ll surely be disappointed if you give one of those ideas a try.