Winter solstice is an astronomical phenomenon which marks the shortest day an the langest nicht o the year. Winter solstice occurs for the Northren Hemisphere on 21 or 22 December an for the Soothren Hemisphere on 20 or 21 Juin. Each hemisphere's Winter solstice occurs on the ither's Simmer solstice.
Durin the Northren Winter solstice in December, the sun is directly owerheid at the Tropic o Capricorn in the Soothren Hemisphere. Durin the Soothren Winter solstice in Juin, the sun is directly owerheid at the Tropic o Cancer in the Northren Hemisphere. This is acause the Yird is tiltit at an angle o 23.5 degrees.