What is Winter solstice?
{{Use dmy dates|date=May 2020}} [[File:Earth-lighting-winter-solstice EN.png|thumb|This figure shows the illumination of earth, at Winter solstice, for the northern Hemisphere]] The '''winter solstice''' is the time when the sun has the biggest distance to the Tropic of Cancer. After this, the sun is going to move to back in the direction of the equator. The [[Earth]] revolves around the [[Sun]]. The sunlight reaches the Earth at an angle. On each day of the year, the sun will be [[perpendicular]] at a given [[latitude]]. At the start of [[Spring (season)|spring]] and at the start of [[autumn]] it passes over the [[equator]]. On the June Solstice it is over the [[Tropic of Cancer]], at 23.5 degrees north. In the [[Northern Hemisphere]] this is the longest day of the year, which has the shortest night and is called the [[Summer Solstice]]. In the [[Southern hemisphere|Southern Hemisphere]] this is the shortest day of the year, which has the longest night and is called the [[Winter Solstice]]. On the December Solstice it is over the [[Tropic of Capricorn]], at 23.5 degrees south. In the Southern Hemisphere this is the longest day of the year, which has the shortest night and is called the [[Summer Solstice]]. In the Northern Hemisphere this is the shortest day of the year, which has the longest night and is called the [[Winter Solstice]]. For the northern hemisphere, the Winter solstice is around [[21 December]]. This means that the sun is at the southern tropic. For the southern Hemisphere, the winter solstice is around [[21 June]]. This means that the sun is at the northern tropic.<ref>{{Cite web|url=http://www.britannica.com/EBchecked/topic/553654/solstice|title=Winter solstice|publisher=Britannica.com|accessdate=29 November 2009}}</ref> The word solstice comes from [[Latin]] ''Sol'' (sun) and ''sistere'' (to not move), winter solstice meaning Sun standstill in winter. The earth prone and moves in an [[Ellipse|elliptic]] way around the sun. Because of this, the point from where the sun is shining moves betwe