SPACE INDEX COMPANIES INSIGHTS SECTORS PRODUCTS NEWS BLOG ANSWERS RESEARCH ABOUT FOR COMPANIES BUILD / 2026.06.04
Muon Space logo Muon Space Designs, builds, and operates mission-tailored LEO satellite constellations for Earth observation, climate monitoring, and national security applications vs Space Machines Company Builds rapid-response orbital servicing vehicles for close-proximity inspection, monitoring, and protection of space assets across all Earth orbits Space Machines Company logo
HEAD-TO-HEAD1 shared sector
Muon Space Space Machines Company
Founded 2021 2019
Headquarters Mountain View, California Botany, Australia
Type private private
Status operating operating
Employees 197 38
Total funding $260.7M $5.5M
Latest round Series B Grant
Sectors Earth Observation & Remote Sensing, Geospatial Intelligence & Analytics, Satellite Manufacturing In-Orbit Servicing & Assembly, Satellite Manufacturing, Space Domain Awareness
Products listed 6 4
Federal contracts
Launches
Leaders listed Jonny Dyer, Gregory Smirin, Pascal Stang Rajat Kulshrestha, George Freney, Mark Ramsey
News mentions 2 0
SHARED SECTORS
FREQUENTLY ASKED

How do Muon Space and Space Machines Company compare?

Both companies work in Satellite Manufacturing. Muon Space was founded in 2021 and Space Machines Company in 2019.

Which is larger, Muon Space or Space Machines Company?

Muon Space reports the larger workforce, with 197 employees versus 38.

Numbers refresh on every render against the live Space Index database. Federal contract data from USAspending.gov; launches from LaunchLibrary2.