In a solar system far, far away NASA have discovered a planet which they think 'might be remarkably similar to Earth', though ...

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

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

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

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

With an orbital period around one year, much like Earth's 13-hour transit duration, HD 137010 b tantalises as Earth 2.0.

Astronomers are testing a quieter way of searching for moons beyond the solar system, using careful measurements of motion ...

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

This is HOPS-315, a baby star where astronomers have observed evidence for the earliest stages of planet formation. The image was taken with the Atacama Large Millimeter/submillimeter Array (ALMA). In ...

Forbes contributors publish independent expert analyses and insights. An award-winning reporter writing about stargazing and the night sky. The solar system suddenly has a new member. A new object ...