The official beginning of fall in the Northern Hemisphere is on Sept. 22, at 2:19 EST. AccuWeather's Melissa Constanzer ...

According to the Royal Observatory in Greenwich, the autumn equinox takes place at some point in September each year, with ...

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

On the morning of September 20, 2025, the highly anticipated 49th lecture of the 'Doctor Talks Science' series—'The Wonderful Journey of Black Holes and Spacetime'—was held at the Qujing Science and ...

Here is a roundup of fall festivals happening in Portland, the Oregon Coast, Willamette Valley, central Oregon and southern ...

Fall begins in the Northern Hemisphere on Monday, Sept. 22, when Earth experiences equal day and night, known as the autumnal equinox.

Earlier, experts from the Laboratory of Solar Astronomy of the Russian Academy of Sciences said that flare activity is slowly beginning to grow on the Sun ...

After solar activity spent several decades on the decrease, the number of sunspots, flares and coronal mass ejections is once ...

Abu Dhabi: Autumn in the UAE will begin this year on September 22 at exactly 10.20 pm, when day and night will be nearly ...

Students can now reach for the stars, literally, through the new astronomy major at the University of North Carolina at ...

At just 25, Cecilia Payne-Gaposchkin applied quantum physics to a treasure trove of astronomical observations to show that stars are mostly hydrogen and helium.

Tiny red objects spotted by NASA's James Webb Space Telescope (JWST) are offering scientists new insights into the origins of ...