Do You Get a Black Moon?
What is a Black Moon, and why does it happen in December?
Elsewhere on timeanddate.com
Will We See a Bright Naked-Eye Comet in 2025?
When will the next comet be visible?
Winter Solstice: Shortest Day, Not Latest Sunrise
Why do mornings keep getting darker after the December solstice?
Boxing Day
The day after Christmas Day is known as Boxing Day and is a holiday in many parts of Canada.