APOD: 2025 December 22 Б Sunset Solstice over Stonehenge
21.12.2025 | Астрономическая картинка дня

Yesterday the Sun reached its southernmost point in planet Earth's sky. Called a solstice, many cultures mark yesterday's date as a change of seasons -- from autumn to winter in Earth's Northern Hemisphere and from spring to summer in Earth's Southern Hemisphere.