Overview Sept. 22 is set to be an energetic day in the cosmos, marking not only the Sun's transition into Libra but also ...

So is the autumnal equinox, which marks the end of astronomical summer and the first day of fall in the Northern Hemisphere.

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

Equinox on Sunday, September 22 marks the official start of autumn, it's time to bring out your fall fashion essentials. With weather varying from city to city, we’ve got you covered with the full ...