Because Earth moves in an elliptical orbit around the sun, being further away means it travels slower along its orbit. This ...

Friday is the longest day of the year north of the equator, where the solstice marks the start of astronomical summer.

From Stone Age astronomy to Viking law and Roman goddesses, cultures across time have honored the longest day of the year ...

People are marking the start of the winter and summer solstices across the globe. North of the equator, celebrations welcome ...

Did you know that some of the oldest human-made structures on Earth align precisely with the rising sun on the summer ...

The Southern Hemisphere's winter solstice will occur this weekend, marking Australia's shortest day of the year based on ...

Summer officially begins in the Northern Hemisphere on June 20 with the summer solstice, the day with the greatest amount of ...

Summer officially began Friday in the Northern Hemisphere with the longest daylight of the year at around 15 hours.

The winter solstice marks the point when the Earth’s axial tilt is furthest away from the sun in your hemisphere.

Here's what the summer solstice means for your zodiac sign when the season kicks off on June 20, the longest day and shortest ...

For those north of the equator, the solstice marks the longest day and the shortest night of the year. The Earth spins on a ...