A civilization capable of interstellar travel may also be one that has moved beyond conquest, excess and ecological ...

A recent SETI Institute study suggests that space weather could blur and weaken extraterrestrial radio signals long before they reach us.

Anytime a new object is spotted in the sky, it sparks excitement for astronomers. When it is determined that the object is entering our solar system from interstellar space, it is exciting for ...

The NASA/ESA Hubble Space Telescope reobserved interstellar comet 3I/ATLAS on 30 November with its Wide Field Camera 3 instrument. At the time, the comet was about 286 million kilometers from Earth.

Scientists list the 45 places we are most likely to find alien life - List includes some famous worlds ...

A massive extraterrestrial craft slamming into the Pacific and triggering a United States Navy response sounds like a breaking news alert, but for many viewers it is also a familiar story beat from a ...

Space scientists have released a new image of the enigmatic space rock that traveled through our solar system. Researchers revealed the photograph shows the interstellar Comet 3I/ATLAS - speculated to ...

An astrophotograph of the interstellar comet known as 3I/ATLAS highlights its green coma and a wandering blue-tinted ion tail. (Copyright Victor Sabet and Julien De ...

Scientists believe turbulent “space weather” around distant stars could be scrambling potential alien signals before they ...

Scientists confirmed that the interstellar comet 3I/ATLAS, which passed closest to Earth in December 2025, showed no detectable technosignatures strong enough to suggest it is an alien spacecraft.

Add Yahoo as a preferred source to see more of our stories on Google. For decades, humanity has scoured the cosmos for any signs that we aren't alone in the universe. But now, researchers at the SETI ...