One million alien visitors from another star system could already be lurking in the solar system. We aren't talking about "little green men" here, however — more "little (and not so little) gray rocks ...

SANTA CRUZ, CA–A rocky planet similar to Earth may be orbiting one of our nearest stellar neighbors and could be detected using existing techniques, according to a new study led by astronomers at the ...

Since the dawn of civilization, humanity has wondered whether we are alone in the universe. Some people—myself ...

Humans are looking to colonize the rest of the universe in Netflix’s reimagining of the 1960s sci-fi TV show “Lost in Space.” Of course, it doesn’t go very well — hence the name of the show. When ...

When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. In a new study, researchers predict what an alien "Earth" could really look like, and how it ...

Alpha Centauri, the nearest star system to the sun, is probably shedding comets and asteroids into our solar system — and even producing a few meteors in our sky. Located just 4.3 light-years from ...

Is there life beyond Earth? Across galaxies and billions of star systems, the possibility for life on other planets is endless. But it sure would be convenient if life was located right next door, ...

Alpha Centauri A, on the other hand, is much more interesting from an Earth perspective. It's a G2V star similar to the Sun, which is a kind that we know can support a life-bearing planet because ...

Scientists may have found the first planet ever detected around our closest “solar twin,” a star called Alpha Centauri A, the same real-life star that was home to the fictional moon Pandora in James ...

Using the James Webb Space Telescope (JWST), astronomers detected a potential gas giant exoplanet, designated S1, orbiting Alpha Centauri A, a star in the closest stellar system to Earth. The ...

With the Webb Space Telescope on the brink of releasing its first full-color images and data, Jet Propulsion Laboratory astronomer Charles Beichman and his team are about to take a chance on a ...

Solar-sailing 'bubblecraft' could get to Proxima Centauri in 185 years, a study suggests. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works.