In addition to refraction hastening sunrise and delaying sunset, there is another factor that makes daylight longer than night at an equinox: sunrise and sunset are defined as the times when the first ...
Soon, it will be the turn of observers in the Northern Hemisphere, but will Comet A3 — also known as C/2023 A3 ...
In Japan, Autumnal Equinox Day is a national holiday. In Japanese, it’s known as Shubun no Hi (秋分の日), according to Coto ...
A3 (Tsuchinshan-ATLAS), discovered in January 2023, is on its way to becoming one of the most remarkable astronomical ...
Everything you need to know about 2024's 'comet of the year,' C/2023 A3 (Tsuchinshan-ATLAS), from when it will appear to ...