Eris

Eris is the rocket of Gilmour Space Technologies, built to make Australia's first homegrown orbital launch. Its first flight, from Bowen in Queensland in July 2025, falls back to the ground seconds after liftoff.

Launches

1

Success rate

0%

1 failure

First flight

29 July 2025

Maiden Flight

Builder

Gilmour

Height

25 m

Diameter

2 m

Stages

3

Propellants

Hybrid (Polyethylene / Hydrogen peroxide), Kerosene / LOX

Payload to LEO

305 kg

Payload to SSO

215 kg