Eris-1

Active

Gilmour Space Technologies (GST)

July 29, 2025

Description

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

Specifications
  • Stages
    3
  • Length
    25.0 m
  • Diameter
    2.0 m
  • Fairing Diameter
    1.5 m
  • Launch Mass
  • Thrust
Family
  • Name
    Eris-1
  • Family
  • Variant
    1
  • Alias
  • Full Name
    Eris Block 1
Payload Capacity
  • Launch Cost
  • Low Earth Orbit
    305.0 kg
  • Geostationary Transfer Orbit
  • Direct Geostationary
  • Sun-Synchronous Capacity
    215.0 kg

Gilmour Space Technologies

Private
CEO: Adam Gilmour
GST 2013

Gilmour Space Technologies is a venture-funded Australian space company headquartered in Queensland, Australia that is developing hybrid-engine rockets and associated technology to support the development of a low-cost space launch vehicle.

Upcoming Spaceflights


Eris-1 | Flight Two

Gilmour Space Technologies | Australia
Bowen Orbital Spaceport
TBD December, 2026
Status: To Be Determined
Mission:

Second test flight of Gilmour Space's orbital launch vehicle Eris.

Low Earth Orbit
Explore Share

Eris-1 | Maiden Flight

Gilmour Space Technologies | Australia
Bowen Orbital Spaceport
July 29, 2025, 10:35 p.m.
Status: Launch Failure
Mission:

Maiden flight of Gilmour Space's orbital launch vehicle Eris.

Low Earth Orbit
Explore Share

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