These gases — composed of carbon, hydrogen, and a halogen, like chlorine — are mostly made by bacteria, algae, fungi, and ...

Scientists discovered that methyl halides, a gas produced by microbes, could be a biosignature for life on distant planets.

Perhaps a cold and icy Hycean world might become habitable ... an ocean world at Saturn's orbit would be an ice planet far beyond the habitable zone. To become a living world, it would need ...

HD 20794 D is located within the so-called "Goldilocks zone", where temperatures would support the presence of liquid water, a prerequisite for life. "Having a planet in the habitable zone is not ...

He's called it a 'hycean' world – a relatively new term he coined for a rocky planet with a hydrogen ... the most detailed spectrum of a habitable-zone sub-Neptune to date, and this allowed ...

Is it time to abandon it? The Habitable Zone is defined as the region around a star where liquid water can exist on the surface of a planet. At first glance, that seems like a good starting place to ...

The tantalising prospect that we might not be alone in the universe is a step closer to reality thanks to the discovery of a possible sign of life on a distant planet. Nasa's James Webb Space ...

A new world has just been found orbiting a Sun-like star only 20 light-years away, and it could be one of the most promising ...

An artist’s impression of the white dwarf star WD1054–226 orbited by clouds of planetary debris and a major planet in the habitable zone. Disclaimer: AAAS and EurekAlert! are not responsible ...

According to a new study published in Astronomy and Astrophysics, an exoplanet known only as Wolf 1069 b may be a habitable planet ... it is within the habitable zone of its star.

The much slower, 155-day orbital period of the Kepler-62 planet contributes to a large, dayside, liquid water cloud mass. "We expect synchronous rotation of an exoplanet in the habitable zone of a ...