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

Using JWST, scientists discovered PSR J2322-2650b — a carbon-rich, lemon-shaped exoplanet orbiting a pulsar — challenging ...

Astronomers have spotted a Saturn-sized world drifting through a region of space that theory once said should be almost empty ...

Astronomers thought they had seen the "first hints of life on an alien world" this year, but they disappeared under closer ...

What if the government offered you a one‑way ticket to another planet? This video explores the astonishing story of a secret ...

Harvard scientist Avi Loeb presents chilling theories that interstellar object 3I/ATLAS is alien technology, citing anomalies ...

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

Until now, scientists believed that Mars’ skylights – pits in the surface of mars – were formed by volcanic activity. But ...

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

"Star Trek" is home to countless alien species, many of whom offer beloved characters. Some are not. We rank the 10 most ...

Supporters of planetary colonization argue that becoming a multi-planet species could safeguard us from potentially ...