SPACE INDEX COMPANIES INSIGHTS SECTORS PRODUCTS NEWS BLOG ANSWERS RESEARCH ABOUT FOR COMPANIES BUILD / 2026.06.04
Space One logo Space One Develops and launches the solid-fuel KAIROS small satellite launch vehicle from its private Spaceport Kii facility in southern Japan vs SpaceX SpaceX logo
HEAD-TO-HEAD1 shared sector
Space One SpaceX
Founded 2018 2002
Headquarters Japan Hawthorne, California
Type private private
Status operating operating
Employees 10,493
Total funding $28M $1.3B
Latest round Series A Secondary
Sectors Launch Services, Spaceports & Range Services Launch Services, Satellite Communications, Satellite Manufacturing
Products listed 3 9
Federal contracts 20 ($4.90B)
Launches 3 (0%) 810 (83%)
Leaders listed Masakazu Toyoda, Nobuhiro Sekino Elon Musk, Gwynne Shotwell, Bret Johnsen
News mentions 99 28
SHARED SECTORS
FREQUENTLY ASKED

How do Space One and SpaceX compare?

Both companies work in Launch Services. Space One was founded in 2018 and SpaceX in 2002.

Which has more US federal contracts, Space One or SpaceX?

SpaceX has been awarded more, with $4.90B across 20 awards.

Which has more launches, Space One or SpaceX?

SpaceX leads with 810 tracked launches (83% success rate).

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