The final month of the year 2025 begins with the Cold Moon, the second-biggest full moon of 2025 and a “supermoon,” according to Forbes. Expected to turn full at 8:20 a.m. EST on Thursday, December 4, ...

Forbes contributors publish independent expert analyses and insights. An award-winning reporter writing about stargazing and the night sky. The beaver moon will turn full at 8:20 a.m. EST on Wednesday ...

The full cold moon — the third and final of fall in the Northern Hemisphere — will turn full on Thursday, Dec. 4, 2025. Named for the chilly temperatures at this time of year in North America, this ...

The final full moon of the year is set to rise on 4 December, and it is already attracting worldwide attention for reasons beyond astronomy. The December Full Moon 2025, also known as the Cold Moon, ...