The nearest known alien worlds begin just over four light-years away around Proxima Centauri, the closest star to our Sun. Its system contains three reported planets, including Proxima b, a roughly ...

Planets orbiting stars beyond the solar system come in all shapes and sizes but mostly fit into a few categories: large and hot gas giants, super-Earths that are slightly larger than our planet, ...

Astronomers have identified a clue hidden in the light of certain stars that's already led them to discover seven new alien planets, with more expected to come. To be clear, these alien planets likely ...

The age of our universe and the commonality of Earth-like planets indicates the possibility of alien civilizations either ...

While long-fabled technologies like Smell-O-Vision are still a long way off from ever being a reality, astronomers can still technically smell stuff deep in space without actually having to get a ...

If you thrill at the discovery of new exoplanets, hold tight. A sextuplet alien solar system has been glimpsed in exquisite detail, revealing six planets of varying mass, five of which are packed ...

EVEN as a cash-strapped NASA shelves plans for a costly mission to hunt for Earth-like planets, a novel scheme has emerged that promises to achieve the same goal for a fraction of the cost. Called New ...