Eris-1
ActiveGilmour 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 2013Gilmour 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 | AustraliaBowen Orbital Spaceport
TBD December, 2026
Falcon 9
Success
NROL-105
Space Launch Complex 4E - Vandenberg SFB, CA, USATwelfth batch of satellites for a reconnaissance satellite constellation built by SpaceX and Northrop Grumman for the National Reconnaissance Office …
Ceres-2
Failure
Demo Flight
Launch Area 95A - Jiuquan Satellite Launch Center, People's Republic of ChinaFirst test launch of Galactic Energy’s Ceres-2 rocket.
Long March 3B/E
Failure
Shijian 32
Launch Complex 2 (LC-2) - Xichang Satellite Launch Center, People's Republic of ChinaChinese experimental spacecraft of unknown purposes.
Ceres-1S
Success
Tianqi 37-40
Rizhao offshore launch location - Haiyang Oriental Spaceport4 small satellites for LEO Internet of Things (IoT) communication purposes.
Long March 2C
Success
AlSat 3A
Launch Area 94 (SLS-2 / 603) - Jiuquan Satellite Launch Center, People's Republic of ChinaEarth observation satellite built by China's CAST for the Algerian Space Agency.
