The TRAPPIST-1 system, located about 41 light years from Earth, has been a focal point of much exoplanetary discussion—mainly ...

Alien planets across the Milky Way reveal how strange, hostile, and spectacular other worlds can be, from the nearby promise ...

Astronomers swept millions of candidates and found no alien signals from K2-18b, setting the first power limit on any ...

When a scientific controversy or breakthrough dominates headlines, press officers and journalists often quote a handful of ...

On May 22, 2026, the Pentagon released a second batch of previously classified photos and videos showing what appear to be unexplained flying objects. These file dumps were the culmination of a ...

Aliens could already be broadcasting clear signals across the cosmos while humans remain 'utterly blind' to them, according ...

This voice experience is generated by AI. Learn more. This voice experience is generated by AI. Learn more. The Milky Way galaxy has more than 400 billion stars in it. Over the last few decades, ...

This voice experience is generated by AI. Learn more. This voice experience is generated by AI. Learn more. An artist's impression of a theoretical planet orbiting a redder star, which could cause ...

Scientists are listening in on sperm whale conversations and studying Earth's strangest microbes to prepare humanity for ...

The long-running series in which readers answer other readers’ questions comes up with an epic extraterrestrial playlist for Earth’s first contact from beyond the stars ...