Chadderton-born Professor Brian Cox has spoken out about claims that an interstellar object could be an alien spacecraft ...

An interstellar comet spotted by NASA is headed for our solar system, showing up near Earth later this year, but it's another ...

An aging spacecraft more than a decade into its mission may soon undertake one of the most ambitious maneuvers in modern ...

U-M astronomers are helping study a fast-moving, ancient, and massive comet that formed beyond our galaxy. A group of ...

Scientists have proposed a six-word message to send to the interstellar object shooting through space before it reaches a ...

Hubble telescope captures third interstellar visitor 3I/ATLAS showing active dust coma racing through solar system.

New Hubble data on the 3I/ATLAS interstellar comet points to it having a nucleus between 1,000 feet and 3.5 miles, speed at ...

A cosmic visitor is stirring up an earthly debate. A Harvard University astrophysicist has suggested the incoming ...

A cosmic visitor is stirring up an earthly debate. A Harvard University astrophysicist has suggested the incoming ...

Interstellar comet 3I/ATLAS shines in the sharpest view yet captured by the Hubble Space Telescope, helping astronomers ...

The comet is hurtling our way at 130,000 mph, but will veer closer to Mars than Earth, keeping a safe distance from both.

A comet known as 3I/ATLAS made news earlier in July when it was confirmed to have originated outside of Earth's solar system. But is 3I/ATLAS definitely an icy comet? A trio of researchers that most ...