HD 20794 d completes its orbit just shy of two Earth years, placing it well within reach of conditions that might harbor life ...

Mercury is the closest planet to the sun, followed by Venus, Earth, Mars, Jupiter, Saturn, Uranus and Neptune. Mercury orbits ...

Research on hidden structures deep within Earth’s mantle challenges theories about our planet’s middle layer and could ...

How's your knowledge of Earth's geology? Flat, round or global?

A team led by a Rutgers-New Brunswick scientist has concluded water did not arrive as early during Earth's formation as ...

The formation of our solar system from a singular nebula raises an intriguing question: why did each planet develop with a ...

The risk of impact is likely to drop to zero as observations of Asteroid 2024 YR4 continue.

Scientists have confirmed the discovery of a new planet which is six times as large as the Earth and could host alien life.

Scientists found an intriguing world in our galaxy.

Researchers say there’s a 1.3 percent chance that the space rock 2024 YR4 could strike our planet — but not until December ...

AN ALIEN planet with traces of water and “complex weather patterns like Earth” might be seen like a good contender for a ...