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 team of astronomers announced on April 16, 2025, that in the process of studying a planet around another star, they had found evidence for an unexpected atmospheric gas. On Earth, that gas — called ...

Astronomers using the James Webb Space Telescope have made the first-ever direct observation of a star swallowing a planet.

U.S. team of researchers detected signs of two chemicals in the planet's atmosphere long considered to be "biosignatures" ...

Last week, a team of scientists claimed to have discovered possible signs of life on a nearby planet. in fact, their evidence ...

NASA has discovered molecules known to come exclusively from life in the atmosphere of the exoplanet K2-18b, suggesting the ...

The discovery was made on a massive exoplanet known as K2-18b that for years has captivated scientists searching for life ...

A bold geochemical model reveals that TOI‑270 d, a sub‑Neptune 73 light‑years away, is likely a giant rocky world cloaked in ...

Scientists using the James Webb Space Telescope have obtained what they call the strongest signs yet of possible life beyond ...

The stars are surrounded by diffraction spikes, which are the starburst-like radiating lines that appear around bright ...

A stunning new image from the James Webb Space Telescope (JWST) is allowing astronomers to examine the complex and turbulent ...

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 ...