# Saiph: robot model

Canonical ID: `adf79eb5-3b0e-404f-8564-c7c5bcebd962`

- **Slug:** saiph
- **Form factor:** space
- **Maturity stage:** commercial
- **Lifecycle:** active
- **Deployments registered:** 1

## Specs

- **role:** bipropellant RCS/deorbit thruster
- **thrust:** 22 N
- **autonomy:** n/a (component)
- **qualified:** 2023-05
- **propellant:** N2O / ethane

## Deployments

- [saiph-vast-haven-1](/deployments/saiph-vast-haven-1.md) at Low Earth Orbit (LEO) (id: `5d52f7ec-9832-441c-a701-aff73a117500`)

## Supply chain

_No verified supply relationships on file. Supply-chain coverage is being added across the registry; check back as the seed populates this model's suppliers._

_Suppliers appear when verified with at least two strong sources. Sources are append-only; corrections add new sources rather than rewrite history._

## Common questions

### What is Saiph?

22 N bipropellant thruster using nitrous oxide and ethane. Qualified May 2023. Storable, non-toxic, spark-ignited. Flight heritage on Mira OTV flights (LEO Express-1 and 2) and Haven Demo (Vast). Selected for Vast Haven-1 space station propulsion (RCS + deorbit).

### Who makes Saiph?

Saiph is made by Impulse Space, based in Redondo Beach, California, USA, founded in 2021.

### Where is Saiph deployed?

1 verified deployment of Saiph is on the DEPLOY registry, including at Low Earth Orbit (LEO).

### What is Saiph's maturity stage?

Saiph is at the commercial stage on the DEPLOY maturity ladder (research, prototype, pilot, commercial, production). Commercial stage means production-grade deployments are operating at named customer sites.


## Sources (1)

1. https://www.vastspace.com/updates/vast-selects-impulse-space-for-haven-1-space-station-propulsion

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