# Aravind 2026: High-resolution optical spectroscopy reveals the distinctive volatile composition of the interstellar comet 3I/ATLAS

> K. Aravind, E. Jehin, C. Opitom, 2026. 1 records on Mysteries Department cite it. Aravind, K., Jehin, E., Opitom, C. et al. 2026. High-resolution optical…

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# High-resolution optical spectroscopy reveals the distinctive volatile composition of the interstellar comet 3I/ATLAS

K. Aravind, E. Jehin, C. Opitom, 2026. _arXiv_.

UVES Aug 2025 (3.14 au) to Feb 2026 (4.34 au): NH and NH2 strongly depleted; carbon-chain depleted; outside Solar System comet cluster.

**3I/ATLAS** Preprint0

## Cited by on this site 1 record

[3I/ATLAS](https://mysteriesdept.com/mysteries/3i-atlas)

The mystery article

MYS

## Cite it

```
Aravind, K., Jehin, E., & Opitom, C. (2026). High-resolution optical spectroscopy reveals the distinctive volatile composition of the interstellar comet 3I/ATLAS. arXiv. https://arxiv.org/abs/2609.26577
```

[Read it free at arxiv.org](https://arxiv.org/abs/2609.26577)

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**SRC** 0DFPWGSG364A

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Preprint

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arXiv-nonexclusive

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2 Nov 2026, for editors

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