SPACE INDEX COMPANIES INSIGHTS SECTORS PRODUCTS NEWS BLOG ANSWERS RESEARCH ABOUT FOR COMPANIES BUILD / 2026.06.03
Antaris logo Antaris Provides a cloud-based software platform for satellite mission design, digital twin simulation, flight software, and constellation operations vs Phantom Space Develops mass-manufactured small-lift launch vehicles, modular satellite systems, and an orbital data center constellation for in-space computing. Phantom Space logo
HEAD-TO-HEAD1 shared sector
Antaris Phantom Space
Founded 2021 2019
Headquarters Los Altos, California, USA Tucson, Arizona, USA
Type private private
Status operating operating
Employees 21 30
Total funding $7.7M $27.7M
Latest round Seed Series B
Sectors Space Software & Mission Tools, Satellite Manufacturing Launch Services, Satellite Communications, Satellite Manufacturing
Products listed 4 3
Federal contracts
Launches
Leaders listed Tom Barton, Karthik Govindhasamy, John Trionfo Jim Cantrell, Michal Prywata, Worth Wray
News mentions 0 0
SHARED SECTORS
FREQUENTLY ASKED

How do Antaris and Phantom Space compare?

Both companies work in Satellite Manufacturing. Antaris was founded in 2021 and Phantom Space in 2019.

Which is larger, Antaris or Phantom Space?

Phantom Space reports the larger workforce, with 30 employees versus 21.

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