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# TWIL #91 - A rare comet passes Mars.
- URL: https://www.mattrutherford.co.uk/twil-91-a-rare-comet-passes-mars/
- Published: 2025-10-11T05:00:36.000Z
- Updated: 2025-10-11T05:00:36.000Z
- Author: Matt
- Tags: TWIL

Every week, I share something I learned in the previous seven days. I usually find these while I'm putting my weekly newsletter together but somehow, they don't quite fit! 

This week I learned that a rare insterstellar comet recently flew past Mars - and scientists captured it on camera.

[3/I Atlas: a rare comet from beyond our solar system is being closely tracked – what can it teach us?Only the third interstellar comet ever to be seen contains material from other star systems that can be observed close up![](https://storage.ghost.io/c/c2/2e/c22ecd6b-9412-4701-b914-97051141e207/content/images/icon/apple-touch-icon-512-3.png)The GuardianIan Sample![](https://storage.ghost.io/c/c2/2e/c22ecd6b-9412-4701-b914-97051141e207/content/images/thumbnail/350.jpg)](https://www.theguardian.com/science/2025/oct/08/a-rare-comet-from-beyond-our-solar-system-is-being-closely-tracked-what-can-it-teach-us?ref=mattrutherford.co.uk)

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