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Cosmoworks

Cosmoworks, Inc.

Seoul, South Korea

Space
Prime Contractor
Profile last updated: July 15, 2026

About

Cosmoworks is a defense prime contractor based in Seoul, South Korea working in space.

Cosmoworks is a South Korean company that develops small satellites, including the 3U CubeSat JACK-001 with an Earth-observation telescope payload. It covers hardware development and software development for satellite bus subsystems such as on-board computer, attitude determination and control, communication, power and payload. The company promotes cube satellites and exhibits at space and aerospace events including IAC 2024 in Milan, Space Tech Expo Europe and Seoul ADEX 2023.

Location

Seoul, South Korea

Legal name

Cosmoworks, Inc.

Focus areas

CubeSatEarth observationsatellite bussmall satellitesspaceADEX

Languages

EN

Products & capabilities

Defense domains

Space

Supply-chain role

Prime Contractor

What they offer

HardwareSoftware

Products

JACK-001

3U CubeSat

3U class CubeSat with an OBC, ADCS, communication, EPS and an Earth-observation telescope payload. Reported specifications include 4 m GSD at 500 km, 10.3 km swath width and 600 mm focal length, with dimensions of 100 x 100 x 340 mm and a weight of 3.7 kg.

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