# Siraj 2022: The mass budget necessary to explain 'Oumuamua as a nitrogen iceberg

> Amir Siraj, Abraham Loeb, 2022. 3 records on Mysteries Department cite it. The main objection to the nitrogen-ice reading; Desch and Jackson dispute the…

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[Sources](https://mysteriesdept.com/sources)[1I/'Oumuamua](https://mysteriesdept.com/mysteries/oumuamua)Siraj 2022

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# The mass budget necessary to explain 'Oumuamua as a nitrogen iceberg

Amir Siraj, Abraham Loeb, 2022. _New Astronomy_.

Argues that the mass of exo-Plutos needed to make nitrogen-ice fragments common enough to be seen would exceed the heavy-element mass locked in stars, at 95 per cent confidence. New Astronomy 92, 101730.

**1I/'Oumuamua** Articledoi: **[10.1016/j.newast.2021.101730](https://doi.org/10.1016/j.newast.2021.101730)** Checked against the original0

## What it's used for here

The main objection to the nitrogen-ice reading; Desch and Jackson dispute the accounting.

## Cited by on this site 3 records

[The exo-Pluto mass required exceeds the heavy elements locked in stars, at 95 per cent confidence.](https://mysteriesdept.com/mysteries/oumuamua/evidence/EVD0CSKC49J6R7V/the-exo-pluto-mass-required-exceeds-the-heavy-elements)

Evidence

EVD

[The mass budget and fragment-size arguments weigh against it.](https://mysteriesdept.com/mysteries/oumuamua/evidence/EVD0CSKCBKY6D5K/the-mass-budget-and-fragment-size-arguments-weigh-against-it)

Evidence

EVD

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

The mystery article

MYS

## Cite it

```
Siraj, A., & Loeb, A. (2022). The mass budget necessary to explain 'Oumuamua as a nitrogen iceberg. New Astronomy. https://doi.org/10.1016/j.newast.2021.101730
```

[Read it free at doi.org](https://doi.org/10.1016/j.newast.2021.101730)

Key

**SRC** 0CSKB8747BCC

Kind

Journal article

Rights

The publisher's

Kept

27 Oct 2026, for editors

Checked

Against the published article

Added by

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

The record

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