The long-serving space telescope saw the third interloper to enter the solar system from beyond its limits late on Monday ...

The Gemini North telescope in Hawaii recently snapped a close-up of the comet that's captured the world’s attention.

Miguel Claro took one last look at the comet as it bid farewell to Earth for the next 80,000 years.

The photos reveal a bright and well-developed coma, the cloud of gas and dust surrounding the comet's nucleus, with striking ...

The space agency spotted the quick-moving object with the sky-surveying Atlas telescope in Chile earlier this week and confirmed it was a comet from another star system.

Astronomers have spotted a new comet, moving on a trajectory that indicates that it whizzed into our solar system from interstellar space and is just passing through.

WASHINGTON, July 3 >> Astronomers are tracking a newly spotted comet hailing from parts unknown, only the third time such an interstellar object has been observed visiting our solar system.

Astronomers have spotted a new comet, moving on a trajectory that indicates that it whizzed into our solar system from interstellar space and is just passing through. It's only the third time ...