# A natural comet from another planetary system

> Still possible: 3I/ATLAS is a natural comet from another planetary system.

Source: https://mysteriesdept.com/mysteries/3i-atlas/answers/ANS0DFQ33MX6KQN/a-natural-comet-from-another-planetary-system  
Publisher: Mysteries Department  
Licence: CC BY 4.0 (credit Mysteries Department and link the page)  

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

Answer · 3I/ATLAS

# A natural comet from another planetary system

3I/ATLAS is a natural comet from another planetary system.

**Still possible** Answers **1** question0

## Where it stands

**Still possible** Two pieces of evidence for, none against. It needs two reviews to be accepted.

## What it predicts

- No narrowband or periodic radio emission
- Every measured property has a counterpart in comet physics

## What would rule it out

- A confirmed artificial radio signal
- A manoeuvre that gas loss cannot explain

## Evidence 2 for · none against

[Its gases and tails are a comet's](https://mysteriesdept.com/mysteries/3i-atlas/evidence/EVD0DFQ53J61SHT/its-gases-and-tails-are-a-comets)

Established

FOR

[NASA: it looks and behaves like a comet](https://mysteriesdept.com/mysteries/3i-atlas/evidence/EVD0DFQ53VZEVM7/nasa-it-looks-and-behaves-like-a-comet)

Supported

FOR

## The questions it answers

[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)

OpenNo answer ahead yet

## Cite it

```
Mysteries Department. (2026). A natural comet from another planetary system [Answer ANS0DFQ33MX6KQN]. https://mysteriesdept.com/r/ANS0DFQ33MX6KQN
```

Key

**ANS** 0DFQ33MX6KQN

Kind

Answer · theory

Proposed

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

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