Astronomers are meticulously tracking the new interstellar visitor that is crossing our solar system. Officially designated ...

NASA has identified an interstellar comet, named 3I/ATLAS, hurtling towards us at 200,000 km/h. It should be visible by telescopes through September and reappear in December.

Beyond the fact that this is the third known interstellar object to have entered our solar system, “we don’t know very much,” ...

The newly discovered interstellar visitor is just the third of its kind and fascinates astronomers who hope to learn from it ...

Based on the comet's brightness and current distance — it's located just inside Jupiter's orbit — scientists estimate its ...

A mysterious object the size of Manhattan, originating from outside our Solar System, has been spotted by astronomers.

It currently sits around 420 million miles (or 670 million kilometres) from Earth. Astronomers have since confirmed its ...