Celestial Show Set to Climax on Winter Solstice

In this final month of 2020, Jupiter and Saturn, the two largest and brightest planets in our solar system, have been putting on a celestial show. Through the entirety of December, skywatchers can look up each evening to watch these two gas giants approach one another. Their apparent merging will occur on December 21, in what astronomers are calling the Great Conjunction of 2020. During this close encounter, Jupiter and Saturn will form a rare "Christmas Star" on winter solstice when the conjunction reaches its climax.

Tonight, December 16, Earth's moon will sit just five degrees away from the...