A newly discovered cluster of objects called the “inner kernel” of the Kuiper belt could teach us about the early history of ...

Astronomers might have found evidence of a structure located farbeyond Neptune, potentially giving us clues about the solar ...

A cluster of objects has astronomers puzzled. The post Scientists Discover Weird Structure in Outer Solar System appeared ...

NASA unveiled close-up pictures on Wednesday of the interstellar comet that's making a quick one-and-done tour of the solar ...

American space agency NASA revealed it already used 12 major space assets to track and study the 3I/ATLAS interstellar comet.

While the feds idled, an interstellar object known as 3I/ATLAS was barnstorming the solar system, at a speed that reached 153 ...

In early July, astronomers spotted a mysterious object, later dubbed 3I/ATLAS after it was confirmed to be the third-ever interstellar visitor cruising through our solar system. Last week, the object, ...

Since it was first spotted in early July, scientists have been fascinated by 3I/ATLAS — the third object in history to have been spotted cruising through our solar system from interstellar space. The ...

An interstellar comet that originated outside our solar system just made its closest pass of the sun, setting it on an outgoing path — but it’s not leaving our cosmic neighborhood yet. The comet, ...

Laura Nicole Driessen is an ambassador for the Orbit Centre of Imagination at the Rise and Shine Kindergarten, in Sydney's Inner West. On October 29, Comet 3I/ATLAS reached its closest point to the ...

An ancient comet discovered in our solar system this summer is offering a rare opportunity to learn more about distant planetary systems far beyond the reach of any spacecraft, researchers say. The ...

A newly found interstellar comet poses absolutely no threat to Earth, but a NASA-coordinated group plans to observe it to help our ability to monitor any future objects that might prove to be ...