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 ...

"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.

Observatories including NASA's Hubble Space Telescope found that the interstellar object named 'Oumuamua gained an extra boost of speed, which likely comes from comet-like jets of gas. YouTube ...

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 ...

This is a time-lapse sequence compressing Hubble Space Telescope observations of comet 2I/Borisov, spanning a seven-hour period. As the second known interstellar object to enter our solar system ...