For generations, artists and science-fiction writers have imagined alien landscapes beneath twin sunsets. The image became iconic in popular culture long before astronomers confirmed that planets ...

Discover how WASP-189b, a scorching alien world, mirrors its star's composition, reshaping the search for Earth-like planets ...

Scientists may have just taken one of the biggest steps yet in the search for life beyond Earth. Meet K2 18 b, a distant ...

This summer, exoplanet science — the study of planets orbiting stars beyond our sun — took a big step forwards. Reports of helium gas escaping from the atmosphere of LHS 1140b propelled this exoplanet ...

The newly discovered exoplanets, designated as GJ 9827 b, c and d, are located fairly close to their host star, completing orbits within 6.2 days. ESO A nearby 'super‑Earth' just 25 light years from ...