We have no idea what kind of life may exist on other planets, so it’s hard to know what to look for. Proxima Kósmos imagines ...

NASA has uncovered major new clues on Mars that could point to alien life. The space agency’s rover has found chemicals on ...

A new study suggests alien life may be easier to detect through clusters of similar planets rather than single biosignatures.

Aristotle believed the planets revolved around Earth and God could not have created other worlds. Today, scientists scour the ...

Here’s what you’ll learn when you read this story: The Search for Extraterrestrial Intelligence (SETI) focuses on finding technosignatures—potential signs of alien technology. If we look carefully, we ...

A new study proposes detecting life in space by spotting patterns across many planets instead of focusing on one at a time.

The LHS 1903 system defies expectations with a rocky outer planet, prompting new ideas about how planets form and evolve.

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 ...

In a new study, researchers from Penn State and NASA’s Jet Propulsion Laboratory analyzed human deep space communications and found that human transmissions are frequently directed toward our own ...

Discover the truth! Explore 25 lies about space that scientists finally debunked, from flat Earth to Moon landing hoaxes.