Eris family

Eris-1

ActiveAustralia Gilmour Space TechnologiesSpec: 1

Eris is a 3 stage orbital launch vehicle designed to deliver up to 305kg into a low earth orbit.

Flights flown11 scheduled

Success rate0%0/1

Payload to LEO305kg

Maiden flight2025-07-29

Peak year20251 flight

Eris-1 is built by Gilmour Space Technologies of Australia. Company background, funding, contracts and news for this operator are tracked on Space Index. It first flew on 29 July 2025.

Flight record

2 records

0% success rate0 of 1 flown · 1 failed

First flight2025-07-29

Latest flight2025-07-29

Failures1

Consecutive successes0

Payload

Per mission profile

Low Earth orbit	305kg
Sun-synchronous orbit	215kg

Vehicle

1 spec

Stages	3
Length	25m
Diameter	2m
Maiden flight	2025-07-29
Reusable	No

Pads used

1 pad

Eris Pad2

Orbits delivered

1 orbit

Low Earth Orbit2

Launch history

2 launches

Date	Mission	Pad	Orbit	Outcome
2025-07-29	Eris-1 \| Maiden Flight	Eris Pad	Low Earth Orbit	Failure
TBD	Eris-1 \| Flight Two	Eris Pad	Low Earth Orbit	Scheduled

Specifications from Launch Library 2 by The Space Devs, launch records from Space Index. Derived figures are computed here; see sources and method.

Further reading: Wikipedia · Operator page

Fewer than three recorded flights, so this page is marked noindex. It is here for completeness, not for search.