# 3I/ATLAS was an active comet rich in CO2.

> 3I/ATLAS was an active comet rich in CO2.

Source: https://mysteriesdept.com/mysteries/oumuamua/evidence/EVD0CSKCQTJ5RCB/3i-atlas-was-an-active-comet-rich-in-co2  
Publisher: Mysteries Department  
Licence: CC BY 4.0 (credit Mysteries Department and link the page)  

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[1I/'Oumuamua](https://mysteriesdept.com/mysteries/oumuamua)Evidence

Evidence · 1I/'Oumuamua

# 3I/ATLAS was an active comet rich in CO2.

3I/ATLAS was an active comet rich in CO2.

Established0

## What it bears on 1 answer

['Oumuamua was an unusual member of a population dominated by comets like 2I and 3I.](https://mysteriesdept.com/mysteries/oumuamua/answers/ANS0CSKCQAY6VKE/oumuamua-was-an-unusual-member-of-a-population-dominated-by)

Still possible

FOR

## Cite it

```
Mysteries Department. (2026). 3I/ATLAS was an active comet rich in CO2. [Evidence EVD0CSKCQTJ5RCB]. https://mysteriesdept.com/r/EVD0CSKCQTJ5RCB
```

Key

**EVD** 0CSKCQTJ5RCB

Kind

Evidence

Tier

Established

Version

1

Added by

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

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