Author: Lisa Grossman

A century of hints has suggested the famed red supergiant had a star pal but seeing it amid Betelgeuse’s brightness has been hard — until

Prior moon rock samples, including from Apollo, seem heavily influenced by one impact. The farside samples tweak the story.

The object orbits a brown dwarf that orbits a star, and astronomers aren’t sure if it’s a planet, a moon — or something else entirely.

The brine-formed meteorite that crashed into a New Jersey roof in 2024 could teach us about how life first arrived on Earth.

Astronomers found a helium atmosphere around a rocky exoplanet — a good sign for the search for life outside the solar system.