# The anti-tail and other "anomalies" have comet explanations

> The sunward anti-tail is explained by ice grains surviving longer on the sunward side, in a paper Loeb co-wrote, and Jason Wright answered the other…

Source: https://mysteriesdept.com/mysteries/3i-atlas/evidence/EVD0DFQ54ASXW5D/the-anti-tail-and-other-anomalies-have-comet-explanations  
Publisher: Mysteries Department  
Licence: CC BY 4.0 (credit Mysteries Department and link the page)  

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

Evidence · 3I/ATLAS

# The anti-tail and other "anomalies" have comet explanations

The sunward anti-tail is explained by ice grains surviving longer on the sunward side, in a paper Loeb co-wrote, and Jason Wright answered the other listed anomalies with known comet behaviour; by December 2025 Loeb said 3I was most likely natural.

Supported0

## What it means

Key question[Is 3I/ATLAS a natural comet or a technological object?](https://mysteriesdept.com/mysteries/3i-atlas/questions/QST0DFQ0N9WT65H/is-3i-atlas-a-natural-comet-or-a-technological-object)

No answer ahead yet

**Open** unchanged

Answer this evidence bears on[A technological object](https://mysteriesdept.com/mysteries/3i-atlas/answers/ANS0DFQ33XWJ6XP/a-technological-object)

Counts against1 for, 2 against

**Still possible** unchanged

What it implies
1.

The features cited for technology have natural readings, accepted even by the hypothesis's author.For the key question: Is 3I/ATLAS a natural comet or a technological object?

## Sources 3

[AstroWright blog posts on 3I/ATLAS and Avi Loeb's claims (September to December 2025)](https://mysteriesdept.com/sources/SRC0CSKBFHG41WF/astrowright-blog-posts-on-3i-atlas-and-avi-loebs-claims)

Wright 2025

SRC

[Avi Loeb says interstellar object 3I/ATLAS is most likely natural as it heads away from Earth](https://mysteriesdept.com/sources/SRC0DFPZ6F4JC7M/avi-loeb-says-interstellar-object-3i-atlas-is-most-likely)

IFLScience 2025

SRC

[The Physics of Cometary Anti-tails as Observed in 3I/ATLAS](https://mysteriesdept.com/sources/SRC0DFPWGSFE6BM/the-physics-of-cometary-anti-tails-as-observed-in-3i-atlas)

Keto 2025

SRC

## Cite it

```
Mysteries Department. (2026). The anti-tail and other "anomalies" have comet explanations [Evidence EVD0DFQ54ASXW5D]. https://mysteriesdept.com/r/EVD0DFQ54ASXW5D
```

Key

**EVD** 0DFQ54ASXW5D

Kind

Evidence

Tier

Supported

Found in

[Session 1](https://mysteriesdept.com/mysteries/3i-atlas/sessions/SES0DFQC03S98K5/session-1-3i-atlas-opened-the-literature-to-november-2026) · 2 Nov 2026

Version

1

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