The winter solstice, or hibernal solstice, occurs when either of Earth 's poles reaches its maximum tilt away from the Sun. This happens twice yearly, once in each hemisphere (Northern and …

Astronomical winter begins at the winter solstice, which is the shortest day of the year. This means days get longer during winter—very slowly at first, but at ever-larger daily intervals as …

3 days ago · The winter solstice marks the official beginning of astronomical winter (as opposed to meteorological winter, which starts about 3 weeks before the solstice). It occurs once a year in …

23 hours ago · This year's winter solstice will bring the fewest hours of daylight. What to know about this seasonal change.

Dec 10, 2025 · Astronomical winter begins Sunday, Dec. 21 in the Northern Hemisphere. Here's how the solstice works.

Dec 8, 2025 · The winter solstice marks the shortest day of the year, bringing the least amount of daylight and the longest night. This year, the winter solstice will occur on Sunday, Dec. 21, at …

Dec 11, 2025 · The winter solstice has long marked a time of rebirth, behind it are fascinating astronomical events.

2 days ago · The 2025 winter solstice falls on Sunday, Dec. 21, marking the shortest day and longest night of the year in the Northern Hemisphere. Here’s what it all means.

6 days ago · This year's Winter Solstice night is the darkest in over a decade. Astronomical winter soon arrives, but exactly when is our shortest day and longest night of the year? During …

Dec 8, 2025 · December 21 (or December 22) is the shortest day of the year in the Northern Hemisphere. On this day, known as the winter solstice, the Sun in the sky is the farthest south …