Webb Discovers Methane, Carbon Dioxide in Atmosphere of K2-18 b (www.nasa.gov)
https://www.nasa.gov/goddard/2023/webb-discovers-methane-carbon-dioxide-in-atmosphere-of-k2-18b
![](https://whatco.me/media/cache/resolve/entry_thumb/e0/8a/e08a26e567367322b3ec04b99e4c18e7b1cf335e5193dd0b8226dd629c38c38d.jpg)
https://www.nasa.gov/goddard/2023/webb-discovers-methane-carbon-dioxide-in-atmosphere-of-k2-18b