The supermoon rises behind Saint Stephan's cathedral on November 14, 2016 in Vienna,Austria. 
The unusually big and bright moon appeared at its most impressive as night fell over Asia, but astronomy enthusiasts will be able to see Earth's satellite loom large anywhere in the world shortly after sunset.  / AFP / JOE KLAMAR        (Photo credit should read JOE KLAMAR/AFP/Getty Images)