During an equinox, places around the globe experience nearly equal amounts of daytime and nighttime. The second occurrence ...

The autumn equinox, which comes around every September for the Northern Hemisphere, marks the official astronomical start of ...

Meteorological autumn began on Sept. 1, but astronomical autumn, also known as calendar autumn or the autumnal equinox, is on ...

The Mayans were one of the most advanced ancient civilizations in terms of scientific advancements. Their crown jewel was the ...

When does summer end in 2024? Astronomical and meteorological seasons explained - There are just a few weeks left to enjoy ...

The autumnal equinox heralds the arrival of fall in the northern hemisphere, and it's just around the corner. Here's what to ...

But some events that might be described as "astronomically awesome" if not fully astronomical are also known for adding ...

An newly discovered asteroid will be captured by Earth's gravity this fall. The "mini-moon" will spend about two months in ...

Though the autumnal equinox is Sunday, marking the astronomical start of fall, Chicago-area residents wouldn't know without looking at the calendar, with an unseasonably warm September continuing to ...

The fall season officially begins on the calendar this Sunday, with the autumn equinox. For those of us in the northern ...

Supermoon and lunar eclipse. The night between Tuesday, September 17 and Wednesday, September 18 will offer a spectacle in ...

Superior: Learn the basics of astronomy 9-10:30 p.m. at Festival Park Barker's Island with experts from Starry Skies North, DarkSky Wisconsin and the Arrowhead Astronomical Society. Solon Springs: Our ...