Scientists have discovered a rare six-planet system, HD 110067, where all planets orbit their star in perfect mathematical ...

In a remarkable discovery, astronomers have unearthed a six-planet system orbiting the star HD 110067, where the celestial ...

— -- Goldilocks, like most fairy tales, offers children a lesson and a happy ending. Whether a Goldilocks planet offers astronomers something similar still hangs up in the air, with the story's ...

About 50 light-years from Earth, a gas giant about half the mass of Jupiter orbits a sunlike star. The discovery of Pegasi 51 ...

A smudge of light spotted by the James Webb telescope near Alpha Centauri A could be the planet with the tightest orbit ever to be imaged directly. A glimpse of a planet in its star’s habitable zone — ...

Astronomers in Japan have spotted a distant object orbiting the Sun far beyond Neptune, pointing to an extraordinary event that took place during the earliest years of the solar system. Astronomers ...

Why do all planets in our solar system orbit the Sun the same way? This documentary unravels the cosmic forces, from the ...

This illustration shows an exoplanet orbiting around two brown dwarfs –– objects bigger than gas-giant planets but too small to be proper stars. ESO/M. Kornmesser Astronomers have discovered a ...

There's a new object in the distant reaches of our solar system, and it might just offer clues to a long-standing cosmic mystery. Astronomers have cataloged a frozen minor planet called 2017 OF201, ...