# Asteroid-like, inactive interstellar objects are common, and 'Oumuamua is one of many.

> Still possible: Asteroid-like, inactive interstellar objects are common, and 'Oumuamua is one of many.

Source: https://mysteriesdept.com/mysteries/oumuamua/answers/ANS0CSKCPKG11DT/asteroid-like-inactive-interstellar-objects-are-common-and  
Publisher: Mysteries Department  
Licence: CC BY 4.0 (credit Mysteries Department and link the page)  

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[Questions](https://mysteriesdept.com/questions)[1I/'Oumuamua](https://mysteriesdept.com/mysteries/oumuamua)[Is 'Oumuamua typical of interstellar objects, or a rare kind?](https://mysteriesdept.com/mysteries/oumuamua/questions/QST0CSKC0MC0R58/is-oumuamua-typical-of-interstellar-objects-or-a-rare-kind)Answer

Answer · 1I/'Oumuamua

# Asteroid-like, inactive interstellar objects are common, and 'Oumuamua is one of many.

Asteroid-like, inactive interstellar objects are common, and 'Oumuamua is one of many.

**Still possible** Answers **1** questionPublished0

## Where it stands

**Still possible** Its tests haven't settled it: two pieces of evidence for, none against. It needs two reviews to be accepted.

## What it predicts

- Rubin finds several inactive interstellar objects within a few years.

## What would rule it out

- A decade of Rubin survey with only active comets found.

## Evidence 2 for · none against

[Size-distribution modelling with 1I and 3I suggests asteroid-like bodies are produced more often than comets.](https://mysteriesdept.com/mysteries/oumuamua/evidence/EVD0CSKCPVA74AH/size-distribution-modelling-with-1i-and-3i-suggests-asteroid)

Speculative

FOR

[The detection implies a number density of about 0.1 per cubic au.](https://mysteriesdept.com/mysteries/oumuamua/evidence/EVD0CSKCQ346G4M/the-detection-implies-a-number-density-of-about-0-1-per)

Supported

FOR

## The questions it answers

[Is 'Oumuamua typical of interstellar objects, or a rare kind?](https://mysteriesdept.com/mysteries/oumuamua/questions/QST0CSKC0MC0R58/is-oumuamua-typical-of-interstellar-objects-or-a-rare-kind)

Part of [Where did 'Oumuamua come from?](https://mysteriesdept.com/mysteries/oumuamua/questions/QST0CSKC04R56X5/where-did-oumuamua-come-from)

Open3 answers, none ahead

## Cite it

```
Mysteries Department. (2026). Asteroid-like, inactive interstellar objects are common, and 'Oumuamua is one of many. [Answer ANS0CSKCPKG11DT]. https://mysteriesdept.com/r/ANS0CSKCPKG11DT
```

Key

**ANS** 0CSKCPKG11DT

Kind

Answer · hypothesis

Origin

Published

Version

1

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