“Explanation: Today the Sun reaches its northernmost point in planet Earth’s sky. Called a solstice, the date traditionally marks a change of seasons — from spring to summer in Earth’s Northern Hemisphere and from fall to winter in Earth’s Southern Hemisphere. The above image was taken during the week of the 2008 summer solstice at Stonehenge in United Kingdom, (…)”
apod.gsfc.nasa.gov/apod/ap100621.html