Astronomers now estimate there is at least one planet for every star in our galaxy. These worlds, called exoplanets, are ...

Astronomers have discovered something surprising about planets beyond our solar system. Even though planets are incredibly ...

The galaxy’s most common stars rarely host sub-Neptune planets, revealing a new pattern in how close-in worlds form.

Around stars like our Sun, the most common planets aren't giant Jupiters but smaller cousins: sub‑Neptunes, which resemble ...

This video provides an educational look at various exoplanets discovered within our galaxy. It examines the scientific ...

Learn more about the space weather impacting our search of etraterrestial life and what research is planning to do about it.

In a blow to anyone dreaming that complex life may exist elsewhere in the universe, a new study suggests we're unlikely to find it around many of the most common stars in the galaxy. Earth-like ...

Planets may actually form more easily around double stars than around single stars like our sun, according to new research ...

Astronomers may have uncovered how the most common types of planets in our Galaxy grow, a new study has revealed. The discovery confirms astronomers’ theories that these planets start as 'bloated' ...

Peking University, January 2, 2026: A lucky alignment of space- and ground-based telescopes has enabled researchers to nail down the mass of a rogue planet for the first time. Unlike worlds in our ...

Planets orbiting stars beyond the solar system come in all shapes and sizes but mostly fit into a few categories: large and hot gas giants, super-Earths that are slightly larger than our planet, ...