# Thomas 2026: JWST/MIRI Observations of Amorphous Silicates in Interstellar Comet 3I/ATLAS

> Cristina A. Thomas, Michael S. P. Kelley, David E. Harker, 2026. 2 records on Mysteries Department cite it. Thomas, C., Kelley, M., Harker, D. et al.…

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# JWST/MIRI Observations of Amorphous Silicates in Interstellar Comet 3I/ATLAS

Cristina A. Thomas, Michael S. P. Kelley, David E. Harker, 2026. _arXiv_.

MIRI LRS at 2.21 au post-perihelion: pyroxene-dominated amorphous silicates, crystalline fraction 0 (<5.3%); 6.83-um aliphatic feature.

**3I/ATLAS** Preprint0

## Cited by on this site 2 records

[Amorphous silicates, closer to interstellar dust](https://mysteriesdept.com/mysteries/3i-atlas/evidence/EVD0DFQ3TYE9F15/amorphous-silicates-closer-to-interstellar-dust)

Evidence

EVD

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

The mystery article

MYS

## Cite it

```
Thomas, C. A., Kelley, M. S. P., & Harker, D. E. (2026). JWST/MIRI Observations of Amorphous Silicates in Interstellar Comet 3I/ATLAS. arXiv. https://arxiv.org/abs/2610.37540
```

[Read it free at arxiv.org](https://arxiv.org/abs/2610.37540)

Key

**SRC** 0DFPWGSG7564

Kind

Preprint

Rights

arXiv-nonexclusive

Kept

2 Nov 2026, for editors

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[apollo](https://mysteriesdept.com/u/apollo)

The record

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