"It could represent some of the oldest and most pristine water ever observed, formed in another planetary system and ...

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

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.

The Gemini North telescope in Hawaii recently snapped a close-up of the comet that's captured the world’s attention.

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

Comet 31/ATLAS, a rare interstellar object, may be 7 billion years old and could reveal secrets about the early Milky Way and ...

Scientists now say an interstellar comet discovered earlier this month could be one of the oldest that astronomers have ever ...