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

The NASA satellite image shows rust-red rock formations in Wyoming—evidence of 220-million-year-old 'megamonsoons'.

Astronomers have detected possible chemical signs of life on a faraway planet. But they caution much more work is needed to confirm their findings.

NASA has found a large hole on Mars. This hole might lead to underground caves. Scientists think these caves could hold alien ...

Astronomers have a lot of thoughts about the latest paper claiming we’ve found the strongest hints of alien life yet on the distant planet K2 18b.

Researchers say they discovered evidence that early Earth was home to more hydrogen than previously thought, calling into ...

The potential discovery of life elsewhere is down to the unprecedented sensitivity of Nasa's James Webb Space Telescope.

The findings suggest that there are many more targets of opportunity for locating potentially habitable worlds across our ...

While the Webb Telescope watched exoplanet K2‑18b glide across its parent star, sulfur‑bearing gases appeared in the planet’s ...

Astronomers have made a detection suggesting biosignatures, or signs of biological activity, on an exoplanet located 124 ...

Astronomers have found the clearest evidence yet that life might exist beyond the solar system, from the atmosphere of a ...

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