Temperate exoplanet LHS 1140 b may be a world completely covered in ice (left) similar to Jupiter’s moon Europa or be an ice world with a liquid substellar ocean and a cloudy atmosphere (centre). LHS ...

In a landmark achievement, astronomers have identified a super-Earth exoplanet only 18 light-years away that meets all the ...

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Scientists have long assumed that, like rocky planets such as Earth, sub-Neptunes begin with molten magma oceans. Their thick ...

A University of Michigan astronomer used NASA's James Webb Space Telescope (JWST) to discover an exoplanet with a promising temperature, an indication of possible liquid water present. The discovery ...

Ocean World: The James Webb Space Telescope (JWST) is providing scientists with a closer look at previously discovered exoplanets. Two teams of researchers have now used the NASA telescope to analyze ...

An artist's concept of 55 Cancri e and its sun. The star is much closer to its sun than any planet in our solar system, so it is too hot to support life. NASA, ESA, CSA, Ralf Crawford (STScI) ...

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Astronomers now understand that water-rich planets can form internally, even close to stars. A new study reveals that ...

Named for the Gaelic god of war, Smertrios has a composition and density that are a challenge to planet formation models. When you purchase through links on our site, we may earn an affiliate ...

About 70 light years away from our solar system is a planet that may potentially be covered entirely with water. But before you start imagining oceans just like the ones here on Earth, astronomers at ...