The research is mounting up that we might not be alone in this big wide world. So what's the likelihood that aliens are out ...

In 2025, astronomers sharpened their view of the planetary system around Proxima Centauri — the sun's closest stellar ...

Pluribus imagines Kepler-22b as an ocean world that sends a gift to humanity through radio waves. In real life, no such ...

NASA ’s James Webb Space Telescope has found the strongest evidence yet that a small, rocky planet outside our solar system ...

Imagine a planet orbiting the largest known star, Stevenson 218. This video explores the tantalizing scientific possibility ...

From Viking to Perseverance, scientists have spent decades chasing chemical hints that could point to life beyond Earth.

The Kepler-22b reveal flips the storyline of the series. What started as a story about Earth going through a bizarre ...

From mudstones on Mars to strange gases in exoplanet atmospheres, tentative evidence for extraterrestrial life is starting to ...

The search for alien life has moved from planets to moons. This video dives into the hidden, globe-spanning oceans beneath the icy crusts of Jupiter's moon Europa and Saturn's moon Enceladus. We ...

Scientists have for the first time mapped the 3D structure of an exoplanet’s atmosphere, uncovering violent winds and bizarre ...

Brian Cox once toured as a keyboardist in major rock and pop bands. Now he’s a particle physicist on a new world tour with a ...

A Harvard University astrophysicist has sparked a furious debate by warning he cannot rule out that extraterrestrials are ...