# Choi 2026: Dust Properties of the Interstellar Object 3I/ATLAS Revealed by Optical and Near-Infrared Polarimetry

> Seungwon Choi, Masateru Ishiguro, Jun Takahashi, 2026. 2 records on Mysteries Department cite it. Choi, S., Ishiguro, M., Takahashi, J. et al. 2026. Dust…

Source: https://mysteriesdept.com/sources/SRC0DFPWGSFHG4Q/dust-properties-of-the-interstellar-object-3i-atlas-revealed  
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# Dust Properties of the Interstellar Object 3I/ATLAS Revealed by Optical and Near-Infrared Polarimetry

Seungwon Choi, Masateru Ishiguro, Jun Takahashi, 2026. _ApJL 1000, L29_.

First NIR polarimetry; polarisation phase curve unchanged across perihelion; dust aggregates of sub-micron monomers.

**3I/ATLAS** Articledoi: **[10.3847/2041-8213/ae497c](https://doi.org/10.3847/2041-8213/ae497c)** 0

## Cited by on this site 2 records

[Polarisation unchanged across perihelion, fitted by porous aggregates](https://mysteriesdept.com/mysteries/3i-atlas/evidence/EVD0DFQ475QVY2W/polarisation-unchanged-across-perihelion-fitted-by-porous)

Evidence

EVD

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

The mystery article

MYS

## Cite it

```
Choi, S., Ishiguro, M., & Takahashi, J. (2026). Dust Properties of the Interstellar Object 3I/ATLAS Revealed by Optical and Near-Infrared Polarimetry. ApJL 1000, L29. https://doi.org/10.3847/2041-8213/ae497c
```

[Read it free at arxiv.org](https://arxiv.org/abs/2601.08591)

Key

**SRC** 0DFPWGSFHG4Q

Kind

Journal article

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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