SPACE INDEX COMPANIES INSIGHTS SECTORS PRODUCTS NEWS BLOG ANSWERS RESEARCH ABOUT FOR COMPANIES BUILD / 2026.06.03
CesiumAstro logo CesiumAstro Designs, manufactures, and integrates software-defined phased array communications systems, payloads, and satellites for space, airborne, and ground platforms. vs Fleet Space Technologies Builds satellite-linked geophysical sensors and an AI-powered platform for subsurface mineral exploration and resource discovery Fleet Space Technologies logo
HEAD-TO-HEAD1 shared sector
CesiumAstro Fleet Space Technologies
Founded 2017 2015
Headquarters Austin, Texas, USA 28 Butler Boulevard Adelaide Airport SA 5950 AUSTRALIA
Type private private
Status operating operating
Employees 318 120
Total funding $710.2M $167M
Latest round Series C Series D
Sectors Satellite Components & Subsystems, Satellite Communications, Satellite Manufacturing Geospatial Intelligence & Analytics, Ground Segment & Networks, Satellite Communications
Products listed 15 5
Federal contracts
Launches
Leaders listed Shey Sabripour, Kenneth Smith, Chris Pappas III Flavia Tata Nardini, Matthew Pearson, Federico Tata Nardini
News mentions 26 9
SHARED SECTORS
FREQUENTLY ASKED

How do CesiumAstro and Fleet Space Technologies compare?

Both companies work in Satellite Communications. CesiumAstro was founded in 2017 and Fleet Space Technologies in 2015.

Which is larger, CesiumAstro or Fleet Space Technologies?

CesiumAstro reports the larger workforce, with 318 employees versus 120.

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