Scientists studying 3I/ATLAS have spotted unusually slow gas around the interstellar comet, offering fresh clues about its ...

An interstellar visitor that has been under close watch since it entered the solar system is showing scientists something new about what it is made of. Astronomers using the Subaru Telescope in Hawaii ...

Add Yahoo as a preferred source to see more of our stories on Google. Strange isotope signals in 3I/ATLAS suggest the interstellar comet formed around an ancient, metal-poor star. (CREDIT: Wikimedia / ...

NASA’s PUNCH was tracking comet SWAN when 3I/ATLAS whizzed past. Credit: NASA/Southwest Research Institute ...

Add Yahoo as a preferred source to see more of our stories on Google. Pictures of 3I/ATLAS will soon be all we have to remind us of the strange interstellar comet and its brief visit to our cosmic ...

Learn how Comet 3I/ATLAS began to emit methane as it approached the sun, releasing compounds contained within its inner layers. Comet 3I/ATLAS will soon leave our Solar System for good, but new clues ...

An assessment published this week on the isotopic composition of interstellar comet 3I/ATLAS suggests an intriguing possibility: The comet may be between 10 and 12 billion years old, making it roughly ...

Comet 3I/ATLAS is an interstellar traveler, visiting our solar system from another part of the galaxy. While its place of origin remains a mystery, astronomers believe it was formed under conditions ...