Observations by the James Webb space telescope find possible biological activity on a giant planet 124 light-years from Earth ...

K2-18b, an exoplanet 120 light-years away, may be the best hope to confirm that life exists beyond Earth. Here's what to know.

A bold geochemical model reveals that TOI‑270 d, a sub‑Neptune 73 light‑years away, is likely a giant rocky world cloaked in a blistering, dense atmosphere rather than a watery Hycean planet. Webb ...

The Biomass mission will use a long-forbidden part of the radio spectrum to see how much carbon forests capture.