DULUTH — We woke up to winter, and now it's spring. Funny how astronomical events can turn on a dime. The new season began at 10:33 a.m. CDT Sunday when the center of the sun crossed the celestial ...

On the day of the 2025 autumnal equinox, the sun rises almost exactly due east and sets to the west. The months that follow will see cooler temperatures set in as the northern hemisphere receives less ...

If you’ve stepped outside lately in Georgia, you might’ve noticed something unusual for late August, it actually feels like fall. Expect seasonable to slightly below-average temperatures to hang ...

The summer's been so hot it's hard to imagine that fall has arrived. But celestial bodies don't look at thermometers. They move on. And that's why we're headed for frosty mornings, like it or not. For ...

The equatorial coordinate system projects Earth's latitude and longitude onto the celestial sphere, using declination (angular distance from the celestial equator, measured in degrees) and right ...

With moonless skies and rare glimpses of an elusive comet, the 2025 Orionid meteor shower is shaping up to be one of the best ...