SPACE INDEX COMPANIES INSIGHTS SECTORS PRODUCTS NEWS BLOG ANSWERS RESEARCH ABOUT FOR COMPANIES BUILD / 2026.06.04
Relativity Space logo Relativity Space Manufactures reusable medium-to-heavy-lift launch vehicles using large-scale metal 3D printing and autonomous robotics vs Starfish Space Develops autonomous satellite servicing vehicles using electric propulsion for life extension, disposal, and on-orbit maneuvering Starfish Space logo
HEAD-TO-HEAD1 shared sector
Relativity Space Starfish Space
Founded 2015 2019
Headquarters Long Beach, California Tukwila, Washington
Type private private
Status operating operating
Employees 1,285 75
Total funding $1.4B $70M
Latest round Series F Series A
Sectors Launch Services, Space Propulsion In-Orbit Servicing & Assembly, Space Propulsion, Space Sustainability & Debris Removal
Products listed 4 6
Federal contracts
Launches 3 (0%)
Leaders listed Eric Schmidt, Maria Seferian, Kevin Wu Austin Link, Trevor Bennett, Ari Juster
News mentions 0 0
SHARED SECTORS
FREQUENTLY ASKED

How do Relativity Space and Starfish Space compare?

Both companies work in Space Propulsion. Relativity Space was founded in 2015 and Starfish Space in 2019.

Which is larger, Relativity Space or Starfish Space?

Relativity Space reports the larger workforce, with 1,285 employees versus 75.

Which has more launches, Relativity Space or Starfish Space?

Relativity Space leads with 3 tracked launches (0% success rate).

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