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 Space Solar Develops space-based solar power technology to beam continuous clean energy from geostationary orbit to Earth via wireless power transmission Space Solar logo
HEAD-TO-HEAD1 shared sector
Revolution Space Space Solar
Founded 2014 2022
Headquarters Charlestown, Massachusetts Didcot, United Kingdom
Type private private
Status operating operating
Employees 38 10
Total funding $100.8M $508K
Latest round Venture Seed
Sectors Space Propulsion, Satellite Components & Subsystems Satellite Manufacturing, Satellite Components & Subsystems
Products listed 1 2
Federal contracts
Launches
Leaders listed Darren Garber, PhD, Darren Womacks, Paul Richards Martin Soltau, Sam Adlen, David Homfray
News mentions 2 0
SHARED SECTORS
FREQUENTLY ASKED

How do Revolution Space and Space Solar compare?

Both companies work in Satellite Components & Subsystems. Revolution Space was founded in 2014 and Space Solar in 2022.

Which is larger, Revolution Space or Space Solar?

Revolution Space reports the larger workforce, with 38 employees versus 10.

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