Astronomers estimate it's roughly the size of the island of Manhattan. It's only the third known object from interstellar ...

The fastest interstellar object continues to be bizarre; is it rotating weirdly or is something off about its surface?

An unidentified object originating outside the solar system is expected to travel past Earth in the coming months. The Guardian reports that the interstellar object is travelling towards the sun at a ...

A respected Harvard astrophysicist has shared new claims about the mysterious interstellar object in our Solar System, saying there are signs it is not an ordinary comet.