On the Earth-facing side of the Sun, the largest sunspot complex of 2025 has formed, and it may be accumulating energy for a ...

Earth may have a moon today because a nearby neighbor once crashed into us, a new analysis of Apollo samples and terrestrial ...

What can star variability—changes in a star's brightness over time—teach astronomers about exoplanet habitability? This is ...

The December 2025 Cold Moon, a supermoon, will be exceptionally large and bright, reaching a high point in the Northern ...

Bacteria rarely feel impressive in everyday life, but when you zoom in, all the way in, they dominate Earth in ways that are ...