By Wikipedia

The summer solstice occurs when the tilt of a planet’s semi-axis, in either the northern or the southern hemisphere, is most inclined toward the star (sun) that it orbits. Earth’s maximum axial tilt toward the sun is 23° 26′. This happens twice each year, at which times the sun reaches its highest position in the sky as seen from the north or the south pole.

Continue Reading

Related Reading:

Midsummer

Share