The Earth-size planet HD 137010 b has a ‘50% chance of residing in the habitable zone’ of its sun-like star, scientists say ...

Researchers estimate that the planet has about a 50% chance of being in its star's Hoble zone.

"In our solar system, the most massive moon is Ganymede, which is still extremely small compared to what we are inferring ...

Astronomers have discovered a new Earth-sized planet located 146 light-years from our solar system. The planet, named HD ...

A new discovery suggests the possibility of an exomoon with an unprecedentedly large mass, thousands of times larger than any ...

Astronomers have revealed new research showing that millions of new solar system objects are likely to be detected by a brand-new facility, which is expected to come online later this year.

Illustration comparing the planets of the Solar System and the Sun on the same scale. The planets are shown to scale relative to each other but their distances are not. From left to right the bodies ...