Venus is one of the most hostile worlds in the solar system, with crushing pressure and surface temperatures hot enough to ...

That community recently came together to observe Comet C/2023 A3 (Tsuchinshan-ATLAS) as it passed through the night sky. Near ...

For decades, the Big Bang has dominated our understanding of the universe’s origin—but not everyone agrees it tells the full story. Some scientists argue the universe may be eternal, with no true ...

More people participating in the citizen science project Globe At Night could help fill gaps in what astronomers know about the extent of skyglow.