We know there are other planets out there that are roughly the same mass as Earth, have an atmosphere, and reside in the so-called "Goldilocks" zone of their solar systems, meaning there could be ...

Alien solar systems that are home to so-called "hot Jupiters" — gas giants circling sizzlingly close to their stars — are unlikely homes for Earth-like planets, researchers say. Hot Jupiters get their ...

But the real truth is that alien life on other planets could be even stranger than floating balloons or amorphous organisms ...

This research may help us identify habitable planets around other stars. Alien planets and moons experience rainfall just like Earth. Still, scientists were surprised to learn that raindrops on these ...

“Cloudy for the morning, turning to clear with scorching heat in the afternoon.” While this might describe a typical late-summer day in many places on Earth, it may also apply to planets outside our ...

NASA has taken a bold step in the search for alien life beyond Earth. The space agency announced the selection of seven advanced technology partners for its next major mission, the Habitable Worlds ...

Billions of stars in our Milky Way galaxy have captured rogue alien planets that once cruised freely through interstellar space, a new study suggests. Many wandering alien worlds, which were ejected ...

Located just 40 light years away, the worlds were found orbiting an ultra-cool dwarf star known as TRAPPIST-1 You can save this article by registering for free here. Or sign-in if you have an account.

WASHINGTON — One of the largest planets ever detected orbits at an enormous distance around two stars with a combined mass up to 10 times greater than our sun, an extreme celestial family that ...

Smile: you might be some alien‘s favourite character on the reality TV show called Earth. A new scientific report suggests that there are 29 planets in our cosmic neighbourhood where alien life could ...

Earth may be the only planet in the universe that we know to support life. However, astronomers have identified several alien exoplanets that could have even better environments, making them ...

The MIT prof is one of the leading authorities on exoplanets. She doesn't believe aliens have visited earth, but she's certain there's life out there somewhere, possibly as close as Mars You can save ...