Exoplanets like Earth have been discovered but not all Earth-like planets are equal when it comes to alien life.

Scientists found new evidence (or lack thereof) disproving the conspiracy theory that interstellar comet 3I/ATLAS is alien ...

Those concerned that 3I/ATLAS' arrival to our solar system meant that some sort of alien invasion was imminent can breathe a ...

What if the government offered you a one‑way ticket to another planet? This video explores the astonishing story of a secret human‑alien exchange mission that sent astronauts 40 light years from Earth ...

Scientists using NASA’s James Webb Space Telescope have found a unique planet in another star system that’s shaped like a lemon. The lopsided Jupiter-style planet is so bizarre that it may blur the ...

Exoplanet TOI-561 b is the closest of four worlds orbiting a 10-billion-year-old G-type star roughly 280 light-years from Earth. Credit: NASA / ESA / CSA / Ralf Crawford illustration NASA’s James Webb ...

NASA’s James Webb Space Telescope has found the strongest evidence yet that a small, rocky planet outside our solar system has air, even though it orbits precariously close to its star. The exoplanet, ...

For the first time, scientists have directly detected molecules in a Frisbee of gas and dust swirling around an alien gas-giant planet. “I didn’t think this was possible,” says astronomer Sierra Grant ...

Astronomers using the James Webb Space Telescope have made the first 3D map of an alien planet's atmosphere, revealing extreme temperature swings on the exoplanet WASP-18b. When you purchase through ...

This quiz invites you to embark on a journey across the galaxy, exploring the science and wonder behind exoplanet discovery. When you purchase through links on our site, we may earn an affiliate ...

The Alien franchise has always focused on just one titular alien — the Xenomorph. Yes, over the years, we got extrapolations of the Xenomorph, like the Queen, and the facehuggers. Yet they all still ...

'Alien: Earth' premiered its first two episodes on Aug. 12 Caroline Blair is a writer for PEOPLE. She has been writing about celebrities, entertainment, reality TV stars and news for five years. Alamy ...