SPACE INDEX COMPANIES INSIGHTS SECTORS PRODUCTS NEWS BLOG ANSWERS RESEARCH ABOUT FOR COMPANIES BUILD / 2026.06.04
ispace logo ispace Designs and operates lunar landers and rovers, providing payload delivery, surface exploration, and data services to build cislunar infrastructure vs Zeno Power Develops radioisotope power systems that convert heat from decaying isotopes into years of reliable electricity for lunar surface and seabed missions Zeno Power logo
HEAD-TO-HEAD1 shared sector
ispace Zeno Power
Founded 2010 2018
Headquarters Tokyo, Japan Washington, District of Columbia
Type public private
Status operating operating
Employees 300 79
Total funding $94.9M
Latest round Series B
Sectors Lunar Services, Planetary Exploration, Space Transportation & Logistics Satellite Components & Subsystems, Lunar Services, Space Propulsion
Products listed 5 2
Federal contracts
Launches
Leaders listed Takeshi Hakamada, Jumpei Nozaki, Elizabeth Kryst Tyler Bernstein, Jonathan Segal, Jacob Matthews
News mentions 0 0
SHARED SECTORS
FREQUENTLY ASKED

How do ispace and Zeno Power compare?

Both companies work in Lunar Services. ispace was founded in 2010 and Zeno Power in 2018.

Which is larger, ispace or Zeno Power?

ispace reports the larger workforce, with 300 employees versus 79.

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