Fall will start on Sunday, Sept. 22, at 5:43 a.m. Arizona time. In order to make the start of autumn official, the tilt of ...

Summer is about to end, as fall officially begins with the autumnal equinox on Sunday, Sept. 22. But the end of summer ...

The sun is placed directly over the equator during the fall and spring equinox at noon. For a few days before and after the ...

A bird-like creature on one of the pillars is also adorned with a V-symbol around its neck and could represent the summer solstice. In total, the pillar recorded 12 lunar months, Sweatman, who ...

With the spring equinox on Monday, the journey towards summer is under way. The exact moment, astronomically speaking, when ...

It drifts northward for the other half of the year. The sun gets as far north as 23.5 degrees north latitude - the Tropic of ...

The sun's light and warmth fall unequally on the northern and southern halves of the planet, so during different seasons, the ...

The sun's light and warmth fall unequally on the northern and southern halves of the planet, so during different seasons, the ...

Sept. 22 (UPI) -- Sunday is the first day of fall in the Northern Hemisphere. The northern half of the planet entered the ...

Today is the official first day of Fall. Both hemispheres will receive the same amount of radiation and both will experience ...