The winter solstice—a day many hear about, but may not completely understand. Most people know it’s the shortest day of the year, but they may not know the science behind it. Why does it happen, ...

Forbes contributors publish independent expert analyses and insights. An award-winning reporter writing about stargazing and the night sky. The Northern Hemisphere’s shortest day and longest night of ...

Although temperatures have been dropping for weeks, winter doesn’t officially begin until Saturday. Subscribe to read this story ad-free Get unlimited access to ad-free articles and exclusive content.

On Sunday, Dec. 21, at exactly 10:03 a.m. EST, the Northern Hemisphere's astronomical winter officially begins with the winter solstice. That's the moment when the Northern Hemisphere is tilted ...

Since the summer solstice back in June, the days have grown steadily shorter and the nights have grown steadily longer in the Northern Hemisphere. But that’s about to reverse itself. Winter solstice, ...

What does the Winter Solstice 2025 Mark? Winter Solstice 2025 will occur on Sunday, December 21. This means the Earth’s Northern Hemisphere is the farthest from the sun. Winter Solstice marks the ...

The winter solstice is upon us, marking the shortest day and longest night of the year. People across the country have already faced multiple blankets of white snow where they live, but the winter ...

The 2025 winter solstice will take place at 10:03 a.m. Eastern time Sunday, Dec. 21. That’s the moment when the Northern Hemisphere is tilted the farthest away from the sun. The winter solstice is ...