Only discovered in 2023, Comet C/2023A3 Tsuchinshan-ATLAS is visible through the naked eye right now. It won't return for another 80,000 years.
Two spectacular night sky sights rise tonight, and you can watch them live.
Euclid launched from Florida's Cape Canaveral on July 1, 2023, and sent back its first test photos just one month later. The ...
The coma and long tail of comet Tsuchinshan-ATLAS, also called C/2023 A3 (Tsuchinshan–ATLAS), is currently shining at ...