It is unclear whether a [3I/ATLAS] would transmit radio signals … such signals would take tens of thousands of years to cross ...

Scientists used the world's largest single-dish radio telescope to scan comet 3I/ATLAS for signs of extraterrestrial life, but found no artificial radio emissions.

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

The afternoon of 7 August 1996 isn’t a time that sticks in many people’s minds. But if things had worked out differently, it might have been etched into our collective memory. At 1.15pm, US President ...

Though this hunt came up empty, the fact that 3I/ATLAS is only the third known object found in the solar system after ...

Renowned space scientist Maggie Aderin-Pocock is 'absolutely convinced' life exists beyond Earth, predicting confirmation by ...

A new study referencing a past NASA Cassini observation found the presence of 'slushy tunnels' in Saturn's largest moon Titan ...

A shocking CIA document has just raised doubts that the mysterious interstellar object is really a comet like NASA has ...

Scientists scanned interstellar Comet 3I/ATLAS for alien signals using powerful radio telescopes, found nothing artificial, ...

One hundred twenty light-years from us, there is an exoplanet that can potentially host life. It's called K2-18b, and it's the world you'd want to visit. K2-18b isn't exactly like Earth. It's more ...

Europa has a vast, saltwater ocean beneath its icy shell, with more than twice the amount of water in all of Earth’s oceans ...

It's one of life's biggest questions - are we alone in the universe? Now, one of Britain's top space scientists has declared she is 'absolutely convinced' there are aliens out there ...