"If further observations confirm the unusual nature of this orbit, this object may be the first clear case of an interstellar comet," the MPC said in a statement on its observing page for the object.

A newly observed interstellar comet is the most pristine visitor from outer space ever seen in our Solar System, according to a pair of studies released Tuesday detailing its unique characteristics.

If you buy through a BGR link, we may earn an affiliate commission, helping support our expert product labs. Interstellar comet 2I/Borisov is packed with carbon monoxide, making it a real weirdo ...

The Gemini Observatory in Hawai'i has captured a new and revealing image of a mysterious object that's likely the first interstellar comet humans have ever detected. The comet, called C/2019 Q4 ...