An alien radio signal from K2-155 d? Are there any alien civilizations out there? For several decades, scientists have been searching for evidence that they exist. That effort is collectively known as ...

Kepler-452b, a super-Earth orbiting a sun-like star just 1,400 light-years away, has emerged as a prime candidate for harboring alien life. Despite high hopes and predictions that we could discover ...

Add Yahoo as a preferred source to see more of our stories on Google. An illustration of a watery exoplanet with a red dwarf sun overhead. A new study suggests that the exoplanet GJ 3378b, which ...

Life may not get blasted off any of the known "super-Earth" worlds as readily as it can from our planet, scientists find. The discovery suggests that any intelligent aliens that develop on such ...

A nearby 'super‑Earth' just 25 light years from our solar system has been recategorised as a lighter, likely rocky world sitting in the habitable zone of its star, raising fresh hopes in the search ...

Using the Transiting Exoplanet Survey Satellite (TESS), astronomers have discovered a new super-Earth exoplanet orbiting a star located about 83 light years away. The newfound alien world is slightly ...