ALIENS could discover humans on Earth by spotting one of 12 signs, scientists say. Topping the list is a clue that could be seen by extraterrestrials from a mammoth 12,000 lightyears away. The ...

HD 20794 d completes its orbit just shy of two Earth years, placing it well within reach of conditions that might harbor life ...

Astronomers have discovered a large Earth-like planet orbiting a distant star that could be home to alien life. The exoplanet ...

Researchers using the Hubble Space Telescope have discovered water vapor in the atmosphere of planet K2-18b, located about ...

An exoplanet is a planet outside our solar system that usually orbits a star in our galaxy. More than 7,000 have been found ...

A super-Earth planet that dips in and out of its star's habitable zone has been discovered just 19.7 light-years away.

"This planet could play a pivotal role in future missions... to search for biosignatures indicating potential life, " Dr.

Conditions in the early universe might have enabled rocky planets with water to form much earlier than anticipated, potentially allowing life to begin sooner too. Astrophysicists studying the ...

A U.S. scientist searching for a civilization across 7 Earth clones circling the red dwarf star TRAPPIST-1 says its own alien ...

According to astronomers, there are approximately 200 billion trillion stars in our observable universe — chances are, ...

UK researchers have confirmed the existence of a “super Earth” located 20 light-years away that could reveal the existence of ...

New research suggests that life could thrive on exoplanets with unique atmospheres, expanding the definition of habitability ...