On the day of the 2025 autumnal equinox, the sun rises almost exactly due east and sets to the west. The months that follow ...

Thursday is Cleveland's equilux day, marking the balance of daylight and nighttime. After the equilux, Cleveland’s nights will outpace its days until the spring.

Is the fall equinox actually the day that day and night are precisely equal? It’s a question that recurs each September, and ...

From supermoons to meteor showers, Elizabeth Rizzini has your guide to what may delight in the autumn night skies.

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 ...

October’s full moon will be the largest and brightest moon of the year, marking the first so-called supermoon since November ...

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 ...

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 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 ...

How much of the sky can you see at any one time? This, of course, assumes you are looking up from a wide-open, flat field or out on an ocean liner with nothing but a flat horizon no matter which way ...