SPACE INDEX COMPANIES INSIGHTS SECTORS PRODUCTS NEWS BLOG ANSWERS RESEARCH ABOUT FOR COMPANIES BUILD / 2026.06.04
European Space Agency logo European Space Agency Intergovernmental agency coordinating European space programs across science, Earth observation, navigation, telecommunications, and human spaceflight vs Sidus Space Designs, manufactures, and operates LizzieSat small satellites, delivering AI-driven space-based data and hardware manufacturing services for defense and commercial customers Sidus Space logo
HEAD-TO-HEAD1 shared sector
European Space Agency Sidus Space
Founded 1975 2012
Headquarters Paris, France Florida’s Space Coast, Florida
Type government public
Status operating operating
Employees 3,739 73
Total funding
Latest round
Sectors Planetary Exploration, Earth Observation & Remote Sensing, Launch Services, Navigation & Positioning, Satellite Communications Satellite Manufacturing, Earth Observation & Remote Sensing, Space Defense Systems
Products listed 8 3
Federal contracts
Launches
Leaders listed Josef Aschbacher, Dietmar Pilz, Toni Tolker-Nielsen Carol Craig, Mark Mikolajczyk, Val Ojdanic
News mentions 14 9
SHARED SECTORS
FREQUENTLY ASKED

How do European Space Agency and Sidus Space compare?

Both companies work in Earth Observation & Remote Sensing. European Space Agency was founded in 1975 and Sidus Space in 2012.

Which is larger, European Space Agency or Sidus Space?

European Space Agency reports the larger workforce, with 3,739 employees versus 73.

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