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artist's concept of comet 41P

Space

We’ve caught a comet switching its spin direction for the first time

A small comet has been spotted slowing down and then speeding up again – but in the opposite direction, which we have never seen before

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Space

Mysterious comet disintegration caught by telescope after lucky break

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Space

3I/ATLAS: Interstellar comet has water unlike any in our solar system

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3D6BBB4 Comet Lemmon photographed from northern Italy on 26th October 2025.

Space

Comets were on fire this year – for better or worse

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A deep image of interstellar Comet 3I/ATLAS

Space

Comet 3I/ATLAS from beyond solar system carries key molecule for life

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Space

We may never figure out where interstellar comet 3I/ATLAS came from

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Space

Sorry, but interstellar visitor 3I/ATLAS really is a comet, not aliens

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Space

A distant comet is forming new rings while we watch in real time

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Space

JWST gets a closer look at interstellar comet 3I/ATLAS

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Space

Astronomers gather more clues about interstellar comet 3I/ATLAS

The latest observations of 3I/ATLAS suggest it resembles comets from the outer reaches of our solar system, but may be smaller than initially estimated

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Space

Can we send a spacecraft to intercept interstellar object 3I/ATLAS?

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Space

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

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Space

Interstellar comet hurtling through solar system named 3I/ATLAS

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Space

China is readying a mission to two rocky bodies in our solar system

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