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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 ...
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.
The real equality of day and night only happens in places far enough from the equator to have a seasonal difference in day length of at least 7 minutes, [30] actually occurring a few days towards the winter side of each equinox. One result of this is that, at latitudes below ±2.0 degrees, all the days of the year are longer than the nights. [31]
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 ...
Daylight is dwindling across the Northern Hemisphere with the darkest day of 2023 right around the corner, a day that marks the start of a new season, but only by one of many definitions. The ...
Winter days being shorter, the hours were correspondingly shorter and longer in summer. [1] At Mediterranean latitude, one hour was about 45 minutes at the winter solstice, and 75 minutes at summer solstice. [4] The Romans understood that as well as varying by season, the length of daytime depended on latitude.
George R.R. Martin, A Game of Thrones. Nothing burns like the cold. But only for a while. Then it gets inside you and starts to fill you up, and after a while you don't have the strength to fight it.
Previous observation of year-round daylight saving time. Permanent DST in the US was briefly enacted by president Richard Nixon in January 1974, in response to the 1973 oil crisis. [19] The new permanent DST law was retracted within the year. [1][2][42][43] Year-round daylight saving time was initially supported by 79% of the public, but that ...