December 2019 full moon The full moon rises beyond an old windmill Wednesday, Dec. 11, 2019, near Manhattan, Kansas. (AP Photo/Charlie Riedel/AP Photo/Charlie Riedel)
December 2019 full moon The full moon rises beyond Christmas lights, Wednesday, Dec. 11, 2019, in Manhattan, Kansas. (AP Photo/Charlie Riedel/AP Photo/Charlie Riedel)
December 2019 full moon A full moon is seen as Christmas lights adorn a tree in the front yard of a home, Wednesday, Dec. 11, 2019, in Lutherville-Timonium, Maryland. (AP Photo/Julio Cortez/AP Photo/Julio Cortez)
December 2019 full moon The moon over the city of Sochi, Russia. (Dmitry Feoktistov\TASS via Getty Images/Dmitry Feoktistov\TASS via Getty Images)
December 2019 full moon The full moon shines over the stadium during the UEFA Champions League football match between Club Atletico de Madrid and Lokomotiv Moscow at the Wanda Metropolitano stadium in Madrid on December 11, 2019. (GABRIEL BOUYS/AFP via Getty Images/GABRIEL BOUYS/AFP via Getty Images)
December 2019 full moon The full moon rises behind the Brooklyn Bridge and Manhattan Bridge as the sun sets on Dec. 11, 2019, in New York City. (Gary Hershorn/Getty Images/Gary Hershorn/Getty Images)
December 2019 full moon The moon is seen through the flood lights ahead of the FIFA Club World Cup Qatar 2019 match between Al-Sadd Sports Club and Hienghene Sport at Jassim Bin Hamad Stadium on Dec. 11, 2019, in Doha, Qatar. (Mike Hewitt - FIFA/FIFA via Getty Images/Mike Hewitt - FIFA/FIFA via Getty Images)
December 2019 full moon A detailed view of the moon and floodlight prior to the Sky Bet Championship match between Brentford and Cardiff City at Griffin Park on Dec. 11, 2019, in Brentford, England. (Alex Davidson/Getty Images/Alex Davidson/Getty Images)
December 2019 full moon The moon rises behind the Graca hill in Lisbon on Wednesday, Dec. 11, 2019. (AP Photo/Armando Franca/AP Photo/Armando Franca)
December 2019 full moon The last full moon of the decade, with a saffron-colored tinge, better known as the full "Cold Moon", hovers over Los Angeles on Dec. 11, 2019. (FREDERIC J. BROWN/AFP via Getty Images/FREDERIC J. BROWN/AFP via Getty Images)
December 2019 full moon The full moon is seen beyond Christmas lights Wednesday, Dec. 11, 2019, in Overland Park, Kansas. (AP Photo/Charlie Riedel/AP Photo/Charlie Riedel)
December 2019 full moon The full moon rises over Tokyo Tower Thursday, Dec. 12, 2019, in Tokyo. (AP Photo/Kiichiro Sato/AP Photo/Kiichiro Sato)
Social media users flocked to Twitter and Instagram to share their snapshots. Here are some of our favorites:
December 2019 full moon The full moon rises beyond Christmas lights, Wednesday, Dec. 11, 2019, in Manhattan, Kansas. (AP Photo/Charlie Riedel/AP Photo/Charlie Riedel)