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

If you're wondering, "When is the winter solstice?" don't worry—we've got your answer. Here's when it is in 2025, plus other key solstice facts to know.

The shortest day of the year in the Northern Hemisphere and the longest day in the Southern Hemisphere has been marked around ...

The summer solstice, which is approaching this week, typically marks the “official” start of summer, although it’s felt like summer in Florida for weeks. Solstices and equinoxes mark the first day of ...

Ready for winter to be over? You're in luck because spring is about to officially begin, making now a good time to talk about equinoxes and solstices. With the vernal equinox nearly upon us, here's ...