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 Umbra Designs, builds, and operates SAR satellite constellations delivering sub-meter Earth imagery and flight-proven spacecraft hardware Umbra logo
HEAD-TO-HEAD2 shared sectors
Muon Space Umbra
Founded 2021 2015
Headquarters Mountain View, California Arlington, Virginia
Type private private
Status operating operating
Employees 197 165
Total funding $260.7M $124.1M
Latest round Series B Grant
Sectors Earth Observation & Remote Sensing, Geospatial Intelligence & Analytics, Satellite Manufacturing Earth Observation & Remote Sensing, Satellite Components & Subsystems, Satellite Manufacturing
Products listed 6 4
Federal contracts
Launches
Leaders listed Jonny Dyer, Gregory Smirin, Pascal Stang David Langan, Gabe Dominocielo, Todd Master
News mentions 2 0
SHARED SECTORS
FREQUENTLY ASKED

How do Muon Space and Umbra compare?

Both companies work in Earth Observation & Remote Sensing, Satellite Manufacturing. Muon Space was founded in 2021 and Umbra in 2015.

Which is larger, Muon Space or Umbra?

Muon Space reports the larger workforce, with 197 employees versus 165.

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