Exoplanets like Earth have been discovered but not all Earth-like planets are equal when it comes to alien life.

We live in a very exciting time: answers to some of the oldest questions humanity has conceived are within our grasp. One of ...

New telescopic technologies are offering insights into whether exoplanets host life, focusing on atmospheric gas analysis.

For more than a century, the idea that life might have arrived on our planet from elsewhere in the cosmos sat at the fringes ...

The sulfurous gas steams out of the alien bloom, filling the air so fully that a lone telescope floating 700 trillion miles (over a quadrillion kilometers) away can sense it — faintly, for just a few ...

As many as 200 worlds beyond our solar system discovered by astronomers may be larger than estimated, which could influence the search for extraterrestrial life. That's the theory of a team of ...

Explore how astronomers aim to identify signs of alien life by analysing the atmospheres of distant exoplanets through ...

Life may not get blasted off any of the known "super-Earth" worlds as readily as it can from our planet, scientists find. The discovery suggests that any intelligent aliens that develop on such ...

Aliens may have been closer to Earth than first thought. New research from NASA reveals that Ceres, the dwarf planet in the asteroid belt between Mars and Jupiter, harbored the right conditions to ...

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James is a published author with multiple pop-history and science books to his name. He specializes in history, space, strange science, and anything out of the ordinary.View full profile James is a ...

High-energy particles zipping through the cosmos are harmful to life on Earth, but scientists think it could be food for potential alien life elsewhere. Saturn's moon Enceladus (shown here in a 2006 ...