As the chill of December deepens across the Northern Hemisphere, the night sky unfurls one of its most poignant gifts: the Cold Moon of 2025. Rising to its peak illumination on December 4 at 6:14 p.m. Eastern Standard Time—equivalent to 23:14 Coordinated Universal Time—this full moon caps the year with a luminous embrace. Known for its stark beauty against winter’s frost-kissed landscapes, the Cold Moon has long symbolized the quiet introspection of season’s end