What level of oxygen is indicative of life on an exoplanet?

We take a look at the atmospheres of some distant worlds to find out

A new super-Earth has been detected just six light years away

One of the largest observing campaigns ever has uncovered compelling evidence of exoplanet around closest single star to Sun

The Dharma Planet Survey has shown that science fiction may be a little less so

Out of the 15 recently discovered exoplanets in this study, one super-Earth could potentially support liquid water

Observations of the GJ 9827 system contain three exoplanets that could be super-Earths or mini-Neptunes

While measuring the physical characteristics of K2-18b, a neighbouring planet was discovered in the process

The alien worlds discovered so far show an unexplained gap between two types of exoplanet

The exoplanet’s atmosphere could be rich in water and methane

For the first time astronomers have been able to analyse the atmosphere of 55 Cancri e

Three super-Earths and a “small Saturn” have been found relatively close to us