Four small, newly discovered worlds are less than six light-years away from Earth, and their discovery reinforces a ...

The gas giants outside our solar system are not capable of hosting extraterrestrial life, but do offer clues in a lingering ...

Astronomers have discovered four planets that are just a fraction of the mass of Earth orbiting Barnard’s Star, which is 6 ...

Scientists have confirmed the existence of four small, rocky planets orbiting Barnard's Star — the second closest star system ...

The four exoplanets orbit Barnard’s Star so closely that their years last only a few Earth days. They are probably rocky and, ...

Giant Exoplanets in HR 8799 System Likely Formed Like Jupiter and Saturn The first exoplanet was discovered in the 1990s, but ...

Researchers are using basalt spectra to study exoplanets and search for water with the James Webb Space Telescope. By ...

Far beyond the eight familiar planets in our solar system, countless bizarre and extreme worlds await discovery — and some ...

What can a star’s behavior teach scientists about the formation and evolution of sub-Neptune exoplanets, which comprise one ...

It's rare for any observatory to directly image a planet beyond our solar system, called an exoplanet, but the powerful James ...

Astrophysicists have once again enriched our knowledge of the cosmos with a new discovery: two small planets orbiting ...

A combination of cosmic processes shapes the formation of one of the most common types of planets outside of our solar system ...