SPACE INDEX COMPANIES INSIGHTS SECTORS PRODUCTS NEWS BLOG ANSWERS RESEARCH ABOUT FOR COMPANIES BUILD / 2026.06.03
i-Space logo i-Space Develops solid and liquid-fueled launch vehicles including the Hyperbola series, with China's first privately-built orbital rocket and a reusable methane rocket in development. vs Space One Develops and launches the solid-fuel KAIROS small satellite launch vehicle from its private Spaceport Kii facility in southern Japan Space One logo
HEAD-TO-HEAD1 shared sector
i-Space Space One
Founded 2016 2018
Headquarters 北京市经济技术开发区地盛南街9号 東京都港区芝公園1-2-6 ランドマーク芝公園6F
Type private private
Status operating operating
Employees
Total funding 473670213 $28M
Latest round Series D++ Series A
Sectors Launch Services, Space Propulsion Launch Services, Spaceports & Range Services
Products listed 3 3
Federal contracts
Launches 9 (44%) 3 (0%)
Leaders listed Peng Xiaobo Masakazu Toyoda, Nobuhiro Sekino
News mentions 0 99
SHARED SECTORS
FREQUENTLY ASKED

How do i-Space and Space One compare?

Both companies work in Launch Services. i-Space was founded in 2016 and Space One in 2018.

Which has more launches, i-Space or Space One?

i-Space leads with 9 tracked launches (44% success rate).

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