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

However, we might also want to look for hints of alien origin. One very strong piece of evidence would be any kind of radio ...

A controversial new paper questions whether the interstellar object 3I/ATLAS is a potentially dangerous alien probe, similar ...

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

How do we know 3I/ATLAS, also called comet C/2025 N1 (ATLAS), is interstellar? Will it strike Earth? Can we visit it? Here ...

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

Scientists are racing to learn as much as possible about the interstellar comet 3I/ATLAS before it fades from view forever ...

Given 3I/ATLAS' highly eccentric orbit, this will be its one and only visit to our solar system, as its trajectory does not ...

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

The Vera C. Rubin Observatory dazzled us with its first light images just a few weeks ago, showing just what it is capable of discovering – from new asteroids to new galaxies – in a matter of hours.

New photos, including a striking technicolor timelapse, show off the newly discovered interstellar object 3I/ATLAS as it ...

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