According to NASA, it’s one day a year when the sun is above the horizon for significantly longer than usual. It marks the longest day and shortest night of the year in the Northern Hemisphere. Why does it happen?

The 2025 summer solstice falls on Friday, June 20, at 10:42 p.m. ET, according to NASA and the Old Farmer's Almanac. This marks the longest day of the year in the northern hemisphere, when the Earth's tilt positions it closest to the Sun.

The summer solstice on 21 June marks the longest day of 2024 in the Northern Hemisphere. While many believe this signals the peak of summer heat, science says otherwise. The sun reaches its highest point,