Scientists have examined the interstellar invader 3I/ATLAS, finding evidence that it is packed with water that could be older ...

A mysterious new interstellar object, 3I/ATLAS, was discovered in July. It turns out that wasn't the first time our ...

A newly discovered object speeding through our solar system could be something far stranger than a comet, possibly even alien ...

An ‘interstellar visitor’ spotted drifting into our solar system weeks ago is either a massive dirty snowball or an alien ...

On July 1, astronomers spotted an unusual high-speed object zooming towards the sun. Dubbed 3I/ATLAS, the surprising space ...

South Korea also wants to be in the space race, and even plans for a presence beyond Earth’s orbit, with ambitions to create its own lunar base within 20 years. At a public meeting held at the ...

Sometimes serendipity happens in science. Whether it's an apple falling from a tree or a melting chocolate bar, some of the ...

The long-serving space telescope saw the third interloper to enter the solar system from beyond its limits late on Monday ...

"The consequences, should the hypothesis turn out to be correct, could potentially be dire for humanity," said Avi Loeb.

Most comets, including the well-known Halley's, loop through our solar system like cosmic time capsules that formed alongside ...