SPACE INDEX COMPANIES INSIGHTS SECTORS PRODUCTS NEWS BLOG ANSWERS RESEARCH ABOUT FOR COMPANIES BUILD / 2026.06.04
K2 Space logo K2 Space Designs and manufactures large-scale, high-power satellite platforms with in-house electric propulsion and avionics for multi-orbit missions vs Muon Space Designs, builds, and operates mission-tailored LEO satellite constellations for Earth observation, climate monitoring, and national security applications Muon Space logo
HEAD-TO-HEAD1 shared sector
K2 Space Muon Space
Founded 2022 2021
Headquarters Torrance, California Mountain View, California
Type private private
Status operating operating
Employees 159 197
Total funding $429M $260.7M
Latest round Series C Series B
Sectors Satellite Manufacturing, Satellite Components & Subsystems, Space Propulsion Earth Observation & Remote Sensing, Geospatial Intelligence & Analytics, Satellite Manufacturing
Products listed 3 6
Federal contracts
Launches
Leaders listed Karan Kunjur, Neel Kunjur, John Plumb Jonny Dyer, Gregory Smirin, Pascal Stang
News mentions 0 2
SHARED SECTORS
FREQUENTLY ASKED

How do K2 Space and Muon Space compare?

Both companies work in Satellite Manufacturing. K2 Space was founded in 2022 and Muon Space in 2021.

Which is larger, K2 Space or Muon Space?

Muon Space reports the larger workforce, with 197 employees versus 159.

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