An curved arrow pointing right. 55 Cancri e – a planet eight times the size of Earth – is 40 light-years away. Astronomers just found out what its air is made of. Produced by Matthew Stuart.

An curved arrow pointing right. Astronomers were recently able to map the temperature of 55 Cancri E — a Super-Earth 40 light-years away — and discovered half the planet is almost completely ...

The so-called super Earth — known as 55 Cancri e — is among the few rocky planets outside our solar system with a significant atmosphere, wrapped a blanket of carbon dioxide and carbon monoxide.

To answer that question, the James Webb Space Telescope has turned its infrared eye toward a nearby sun-like star known as 55 Cancri. The newly published research from NASA's Jet Propulsion ...

This is an artist's impression of 55 Cancri e from further away. Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing ...