"Eventually, our own Voyager spacecraft will be extraterrestrial artifacts in other stellar systems." ...

The Transiting Exoplanet Survey Satellite (TESS) revealed a distant planet located 40,000 light-years away using microlensing for the first time.

Scientists may have just taken one of the biggest steps yet in the search for life beyond Earth. Meet K2 18 b, a distant ...

Could humans spread Earth life beyond our planet? Astrobiologists explain where extremophiles might survive and why the risks ...

James Webb uncovered exotic salt clouds surrounding the famous "Pink Planet," solving a long-standing mystery about one of ...

For centuries, religious traditions like Catholicism have viewed extraterrestrial life as a valid theological topic rather than a contradiction, openly discussing the concept for generations.

This video breaks down why K2-18b has suddenly become one of the most important planets in the search for life beyond Earth. Using data from the James Webb Space Telescope, researchers reported ...

Thus far, our search for extraterrestrial life points toward Clarke’s former point, suggesting that our little blue dot is ...

Avi Loeb, a Harvard astronomer who has made headlines with his theories about alien encounters, will lead a White House ...

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

A polarizing Harvard astronomer known for splashy theories about alien visits has been tapped by the Trump administration to ...

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