An international team of astronomers reports the discovery of two new exoplanets, a few times more massive than Earth, ...

We tend to think of habitability in terms of individual planets and their potential to host life. But barring outliers like ...

The president’s proposed budget includes major cuts to NASA — among them, the elimination of funding for the Nancy Grace ...

The idea that our Solar System is representative of other solar systems hasn't survived the age of exoplanet discovery.

Apr. 15, 2025 — A new study modeled the chemistry of TOI-270 d, an exoplanet between Earth and Neptune in size, finding evidence that it could be a giant rocky planet shrouded in a thick ...

The Keck Planet Finder (KPF) is mainly used for discovering exoplanets around other stars. But this sensitive instrument is ...

In the new study, however, astronomers used the cutting-edge "Keck Planet Finder" (KPF) instrument as the W. M. Keck ...

Neptune, TOI-270 d provides a critical opportunity to understand atmospheric composition and planetary evolution in a ...