The sunspot AR3835 erupted on Sunday (Sept. 22) during Earth's equinox when a glancing blow can cause a geomagnetic storm.

EDT on Sunday, September 22, 2024, the sun will cross the celestial equator, putting the magnetic fields of Earth and the ...

Equinox will no longer be hosting its annual Thanksgiving dinner and take-out meals, the organization announced on Monday.

Former NASA astronaut and Columbia University professor Mike Massimino joins TODAY to share his unique perspective to explain ...

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

Taking in the beauty of our planet is a special treat on the autumnal equinox. Sunday morning marked the Sun’s direct rays ...

The autumnal equinox brings fall to the Northern Hemisphere today as the sun passes directly over the equator at noon. But ...

The "Chicagohenge" phenomenon aligns with the fall equinox, offering picturesque sunrise and sunset views between city ...

Along with some aesthetic changes and technology updates, the 2025 Chevy Equinox also gets a new trim level, the ...

Here's what to know about the autumnal equinox on Sept. 22, including what it means for your zodiac sign according to ...

On Sept. 22, the fall equinox formally heralds in autumn and marks the end of summer in the Northern Hemisphere.

If you get up early enough, you can experience an equinox sunrise. The autumnal equinox heralds the arrival of fall in the northern hemisphere.