While telescopes like the James Webb Space Telescope (JWST) can detect the chemical fingerprints of distant atmospheres, ...

A rare visitor from another star system prompted SETI to hunt for alien technology, but the mysterious object appears to be a ...

SETI researchers found no alien signals on interstellar object 3I/ATLAS, but the study refines future searches and expands ...

SETI scientists searched the interstellar object 3I/ATLAS for radio signals that could indicate extraterrestrial technology ...

This video breaks down why K2-18b has suddenly become one of the most important planets in the search for life beyond Earth.

3I Atlas is one of the most unusual interstellar objects ever observed, showing behavior that initially confused scientists.

A new SETI study argues that turbulent space weather around distant stars can smear out ultra‑narrow alien radio signals, ...

New research suggests that alien radio signals may be transformed by plasma from their home stars — and scientists on Earth ...

A new exoplanet model screens rocky worlds by their ability to retain atmospheres over geologic timescales, helping narrow ...

The question of whether humanity is alone in the universe has fascinated scientists for generations, but few have pursued an answer as publicly or as controversially as Harvard astrophysicist Avi Loeb ...

In July 2025, astronomers spotted something remarkable passing through our Solar System, an object that had not come from ...

Harvard astrophysicist Avi Loeb, known for his controversial extraterrestrial theories, is now leading a new Trump ...