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interstellar object, cosmic visitor

Live Science on MSN · 20h

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.

Astronomy · 1d

Astronomers race to learn more about third interstellar visitor

Newfound interstellar object 3I/ATLAS may be carrying pristine material from early in the Milky Way’s star-forming history.

Smithsonian Magazine on MSN · 4d

A Rare Interstellar Object Is Blazing Through Our Solar System, Marking Only the Third Cosmic Visitor on Record

Astronomers have confirmed the third interstellar object on record is dashing through our solar system. Dubbed 3I/ATLAS, it appears to be a comet and is thought to have flown in from the direction of the constellation Sagittarius, where the central region of the Milky Way lies.

23hon MSN

3I/ATLAS: Scientific paper details what's known about the third-ever interstellar object

When the news started to spread on July 1, 2025, about a new object that was spotted from outside our solar system, only the ...

Interstellar object appears out of nowhere and stuns astronomers with its size and speed

The interstellar comet 3I/Atlas is the fastest and largest of its kind, giving astronomers a rare glimpse into extrasolar ...

10d

Astronomers may have found a third interstellar object

"Astronomers may have just discovered the third interstellar object passing through the Solar System!" the agency's ...

6don MSN

Astronomers have discovered another puzzling interstellar object—this third one is big, bright and fast

Astronomers manning an asteroid warning system caught a glimpse of a large, bright object zipping through the solar system ...

Science News23h

A newly discovered interstellar object might predate the solar system

I/ATLAS might be over 7 billion years old, a new study reports, which would make it the oldest comet known. But experts caution we need more data.

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