In a conventional system like our own, rocky planets such as Mercury, Venus, Earth, and Mars orbit closest to the host star. Farther out, gas giants ...

ESA’s CHaracterising ExOPlanet Satellite (CHEOPS) has revealed a four-planet system whose outermost world is a small and ...

A planetary system 116 light-years from Earth has a peculiar pattern. It could flip the script on how planets form, scientists say.

Astronomers have spotted an unusual 'inside-out' planetary system where a rocky world seems to have formed far beyond the realm typically reserved for gas giants.

Only 11.4 light-years away, two exoplanets have been detected around a neighboring star. One of them, Gl725Bc, is located in ...

The fourth planet in the system is a rocky world, while the second and third ones are gas planets.

Using NASA's Transiting Exoplanet Survey Satellite (TESS), an international team of astronomers has discovered a new extrasolar planet transiting a distant star. The newfound alien world, designated ...

An exoplanetary system located about 116 light-years from Earth may be reshaping scientists’ understanding of how planets ...

Add Yahoo as a preferred source to see more of our stories on Google. WASP-69b closely orbits its sun. W. M. Keck Observatory/Adam Makarenko Located 163 light-years from Earth, a Jupiter-sized ...

The audio version of this article is generated by AI-based technology. Mispronunciations can occur. We are working with our partners to continually review and improve the results. A scene from 1977’s ...

A team of professional and citizen scientists has found a Neptune-like exoplanet orbiting one of two Sun-like stars in a binary system. The planet, dubbed TOI 4633 c (and nicknamed Percival), was ...

General relativity helps explain the lack of planets around tight binary stars by driving orbital resonances that eject or destroy close-in worlds. This process naturally creates a “desert” of ...