Choose your fighter for the origin of water on Earth! Was it always here or did it come to this planet from somewhere else in ...

Rogue planets — worlds that drift through space alone without a star — largely remain a mystery to scientists. Now, ...

Grab-and-go missions to asteroids have provided some of the most scientifically valuable samples since the Apollo ...

Scientists measured mass and distance of free floating planet drifting through space without star for first time.

A giant impact on the early Earth could have brought the building blocks of RNA to our planet, which new research suggests ...

Earth from space This 2013 astronaut photo shows a giant eye-shaped impact crater in the Sahara Desert that is slowly being circled by migrating sand dunes, helping researchers track how far these ...

In a new book, NASA astrobiologist Caleb Scharf says the fate of life on Earth may hinge on leaving our planet behind The multibillion-year story of life on Earth is defined by a handful of epochal ...

The Meteosat Third Generation – Imager 1 (MTG‑I1) view, captured at 6am UK time, shows the planet’s day–night terminator ...

The asteroid is currently located in the constellation of Lynx, at a distance of more than 1.9 million miles (3.2 million ...

Deep beneath our feet, something extraordinary is happening. Scientists have discovered that changes in Earth's core are ...

As the year gets underway, something important happens quietly in space while life on Earth carries on as usual. Our planet ...