SPACE INDEX COMPANIES INSIGHTS SECTORS PRODUCTS NEWS BLOG ANSWERS RESEARCH ABOUT FOR COMPANIES BUILD / 2026.06.03
Phantom Space logo Phantom Space Develops mass-manufactured small-lift launch vehicles, modular satellite systems, and an orbital data center constellation for in-space computing. vs Relativity Space Manufactures reusable medium-to-heavy-lift launch vehicles using large-scale metal 3D printing and autonomous robotics. Relativity Space logo
HEAD-TO-HEAD1 shared sector
Phantom Space Relativity Space
Founded 2019 2015
Headquarters Tucson, Arizona, USA Long Beach, California, USA
Type private private
Status operating operating
Employees 30 1,285
Total funding $27.7M $1.4B
Latest round Series B Series F
Sectors Launch Services, Satellite Communications, Satellite Manufacturing Launch Services, Space Propulsion
Products listed 3 4
Federal contracts
Launches 3 (0%)
Leaders listed Jim Cantrell, Michal Prywata, Worth Wray Eric Schmidt, Maria Seferian, Kevin Wu
News mentions 0 0
SHARED SECTORS
FREQUENTLY ASKED

How do Phantom Space and Relativity Space compare?

Both companies work in Launch Services. Phantom Space was founded in 2019 and Relativity Space in 2015.

Which is larger, Phantom Space or Relativity Space?

Relativity Space reports the larger workforce, with 1,285 employees versus 30.

Which has more launches, Phantom Space or Relativity 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.