Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more . CNN  —  Look up to see the Ursid meteor shower, the final celestial display of the year, on Sunday morning. The diminutive meteor shower is often overshadowed by the Geminid meteor shower that peaks about a week earlier. And the Ursids always take place near the winter solstice , the shortest day and the longest night of the year, which occurs on