Confirmation of alien life would answer one enormous question and immediately create dozens more. Humanity’s reaction would ...

Our galaxy is full of strange worlds, but what would happen if we could bring some of them into our own Solar System? Moving ...

An unusual visitor has entered our cosmic neighborhood. Scientists call these objects interstellar objects, or ISOs. Unlike ...

As far-fetched as it may seem, quirks of orbital mechanics could allow hundreds of planets to be packed around a star ...

Japanese space agency JAXA has successfully launched a mission to visit the moons of Mars — and bring a sample back to Earth.

Water behaves very strangely under extreme conditions beyond Earth, according to researchers at the University of Nevada.

A new study proposes searching the moon for remnants of ancient extraterrestrial technology. Researchers suggest the moon's surface could preserve microscopic "technosignatures" left by alien ...

Scientists believe there are planets outside our solar system where life is even more abundant and sustainable.

For the first time, astronomers have detected radio signals from a planet beyond our solar system, according to a study available on the preprint server arXiv. The landmark observation offers a new ...

Imagine a tiny spacecraft setting off on a journey into the darkness of space, heading towards a mysterious world that no ...

Astronomers have watched Earth-like clouds drift and shift on a cold, distant world, the first time they've seen that beyond ...

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