The small, icy visitor now racing away from the inner solar system is not just another comet. It is an interstellar object, ...

The interstellar comet has already made its way past Earth and is on its journey towards interstellar space now.

In the past decade, astronomers have witnessed three interstellar objects (ISOs) passing through the solar system. These include the enigmatic 'Oumuamua in 2017, the interstellar comet 2I/Borisov in ...