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Astronomers Spot Interstellar Visitor

Astronomers say new interstellar visitor 3I/ATLAS is 'very likely to be the oldest comet we have ever seen'

I/ATLAS isn't just fascinating because it is the third interstellar visitor found in the solar system; new research suggests it's also the oldest comet ever seen, at over 7 billion years old.

Live Science · 56m

Astronomers are racing to study our solar system's newest 'interstellar visitor.' Here's why.

Astronomers have been given the rare opportunity to study an extrasolar object after the recent discovery of the interstellar comet 3I/ATLAS. Experts tell Live Science how they are planning to observe the cosmic visitor.

New Scientist · 1d

Interstellar visitor 3I/ATLAS might be the oldest comet ever seen

Astronomers tracking an interstellar object flying through the solar system think it comes from a star at least 8 billion years old, almost twice the age of our sun

6hon MSN

A mysterious, ancient ’12-mile wide interstellar visitor’ is racing towards us

The object is big – possibly as wide 12 miles, larger than the asteroid that wiped out the dinosaurs – and is speeding ...

Texas Public Radio3h

A rare interstellar comet is headed our way in October. Here's how you could view it

Kareta says that come October, when the comet gets closer to Earth, "under dark skies ... with a big telescope and some ...

Techno-Science.net on MSN1d

🔭 A third interstellar visitor is heading our way at high speed

An unknown object is heading toward our Solar System at an impressive speed. Astronomers believe it could be an interstellar visitor, only the third ever observed. First detected in late June by ...

Science news this week: An 'interstellar visitor' and the oldest ancient Egyptian genome ever sequenced

Our weekly roundup of the latest science in the news, as well as a few fascinating articles to keep you entertained over the ...

4don MSN

New interstellar comet will keep a safe distance from Earth, NASA says

NASA has discovered an interstellar comet that's wandered into our backyard. Luckily, it won't get near enough to be a threat ...

Modern Engineering Marvels on MSN4d

A New Interstellar Visitor Illuminates the Power and Promise of Modern Sky Surveys

Found on July 1, 2025, by the Asteroid Terrestrial-impact Last Alert System (ATLAS) in Chile, this visitor is only the third ...

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