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  2. December solstice - Wikipedia

    en.wikipedia.org/wiki/December_solstice

    Illumination of Earth by the Sun on the day of the December solstice. The December solstice, also known as the southern solstice, is the solstice that occurs each December – typically on 21 December, but may vary by one day in either direction according to the Gregorian calendar. In the Northern Hemisphere, the December solstice is the winter ...

  3. Winter solstice - Wikipedia

    en.wikipedia.org/wiki/Winter_solstice

    The winter solstice, also called the 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 Southern). For that hemisphere, the winter solstice is the day with the shortest period of daylight and longest night of the year, and when the ...

  4. 2021 Winter Solstice: What to Know Before It Arrives

    www.aol.com/2021-winter-solstice-know-arrives...

    Snowy path in winter forest. Evening sun shines through trees. The winter solstice is the day we have our shortest day and our longest night. Typically, it falls on December 21 or December 22 ...

  5. Summer solstice - Wikipedia

    en.wikipedia.org/wiki/Summer_solstice

    The summer solstice occurs during the hemisphere's summer. In the Northern Hemisphere, this is the June solstice (20, 21 or 22 June) and in the Southern Hemisphere, this is the December solstice (20, 21, 22 or 23 of December). Since prehistory, the summer solstice has been a significant time of year in many cultures, and has been marked by ...

  6. When is the winter solstice? What to know about the shortest ...

    www.aol.com/news/winter-solstice-know-shortest...

    On Tuesday, Dec. 21, the Earth's Northern Hemisphere will be tilted as far away from the sun as possible and we'll see the shortest hours of sunlight all year.

  7. Solstice - Wikipedia

    en.wikipedia.org/wiki/Solstice

    17:37. 21. 14:14. A solstice is the time when the Sun reaches its most northerly or southerly excursion relative to the celestial equator on the celestial sphere. Two solstices occur annually, around 20-22 June and 20-22 December. In many countries, the seasons of the year are defined by reference to the solstices and the equinoxes.

  8. When Does Winter Start in 2023? Here's What You Need to Know

    www.aol.com/first-day-winter-mark-calendars...

    The first day of winter is Thursday, December 21, 2023. The first day of winter occurs on the winter solstice, the astronomical first day of winter. This year, the solstice will be at 10:27 p.m ...

  9. September equinox - Wikipedia

    en.wikipedia.org/wiki/September_equinox

    The September equinox (or southward equinox) is the moment when the Sun appears to cross the celestial equator, heading southward. Because of differences between the calendar year and the tropical year, the September equinox may occur from September 21 to 24. At the equinox, the Sun as viewed from the equator rises due east and sets due west.