An illustration depicts what the surface of one of the exoplanets orbiting Barnard's Star may look like. The other three planets within the system can also be seen. - International Gemini ...

What planet is most like Earth? Reseachers have identified several exoplanets similar to our planet, but none that are an ...

Astronomers have discovered a carbon-rich exoplanet with a bizarre atmosphere and shape, orbiting a neutron star under extreme conditions that challenge current models of planetary formation. Scientis ...

What can star variability—changes in a star's brightness over time—teach astronomers about exoplanet habitability? This is what a recent study accepted for publication in The Astronomical Journal ...

A newly discovered exoplanet is rewriting the rules of what planets can be. Orbiting a city-sized neutron star, this ...

Astronomers have identified a rare type of planet wandering through the Milky Way without a host star. Roughly the mass of ...

A sampling of aging Sun-like stars demonstrates that they likely eat their closest planets. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. This ...

Simulation studies indicate water formation within the first 200 million years of the universe, primarily through supernovae from the first generation of stars. Pair-instability supernovae, occurring ...

Astronomers have, for the first time, pinned down both the mass and distance of a planet that drifts through the galaxy ...

A combination of the world's most powerful telescopes detected the planets. Astronomers have confirmed the existence of four planets orbiting a star less than 6 light-years away with help from some of ...

An exoplanet is what we call planets that exist outside of our own solar system. The first one was discovered in 1992, but as we get more powerful and precise telescopes and instruments, scientists ...

(CNN) — After decades of searching, astronomers have uncovered some of the strongest evidence yet of exoplanets orbiting Barnard’s Star, the nearest single star system to Earth. The four planets are ...