India, Dec. 5 -- Sky-watchers might be in for a surprise today as the full moon appears bigger and brighter than usual. It has already elicited reactions from many online.

"If the moon gets any bigger we're shooting it down with a damn missile," a person quipped on X. Another asked, "Can anyone explain why the moon looks 2x bigger today."

The reason is because the second largest full moon of 2025 appears higher in the night sky than any other full moon throughout the year, this December 4. It is called the Cold Supermoon. The moon was officially full as of 6:14 p.m. EST on Thursday.

The Cold Supermoon is the traditional name for the December full moon. At this time, the moon is also closest to earth, which is why it appears bigger. Thi...