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 ...

Are aliens real? The question has animated conspiracy theories for decades and enthralled at least one former president of the United States. In a recent interview, Barack Obama became the first ...

Scientists might have just found Earth's icy, distant cousin a few hundred million light-years away. HD 137010 b is one of ...

A simple change in telescope shape could bring the search for alien life closer to home. Instead of the traditional round mirror, a new concept argues for a long, thin rectangular mirror that can more ...

Science fiction has imagined everything from little green men to tentacled monsters—but real biology may offer clearer clues. Evolution follows universal rules, meaning alien life on Earth-like ...

In Apple TV’s Pluribus, a faint radio signal from deep space reshapes humanity, and the source, astronomers learn, is Kepler-22b, a world that exists far beyond our solar system. During episode 8, ...

A newly discovered “super-Earth” planet could allow us to finally see alien life, researchers say. The world – named GJ 251 c and lying less than 20 light years away – is thought to be a “super 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 ...

The Search for Extraterrestrial Intelligence (SETI) focuses on finding technosignatures—potential signs of alien technology. If we look carefully, we might have a chance at detecting their ...