SPACE INDEX COMPANIES INSIGHTS SECTORS PRODUCTS NEWS BLOG ANSWERS RESEARCH ABOUT FOR COMPANIES BUILD / 2026.06.04
Revolution Space logo Revolution Space Develops in-space electric propulsion systems and advanced spacecraft solutions for commercial and defense satellite operators vs Zeno Power Develops radioisotope power systems that convert heat from decaying isotopes into years of reliable electricity for lunar surface and seabed missions Zeno Power logo
HEAD-TO-HEAD2 shared sectors
Revolution Space Zeno Power
Founded 2014 2018
Headquarters Charlestown, Massachusetts Washington, District of Columbia
Type private private
Status operating operating
Employees 38 79
Total funding $100.8M $94.9M
Latest round Venture Series B
Sectors Space Propulsion, Satellite Components & Subsystems Satellite Components & Subsystems, Lunar Services, Space Propulsion
Products listed 1 2
Federal contracts
Launches
Leaders listed Darren Garber, PhD, Darren Womacks, Paul Richards Tyler Bernstein, Jonathan Segal, Jacob Matthews
News mentions 2 0
SHARED SECTORS
FREQUENTLY ASKED

How do Revolution Space and Zeno Power compare?

Both companies work in Space Propulsion, Satellite Components & Subsystems. Revolution Space was founded in 2014 and Zeno Power in 2018.

Which is larger, Revolution Space or Zeno Power?

Zeno Power reports the larger workforce, with 79 employees versus 38.

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