SPACE INDEX COMPANIES INSIGHTS SECTORS PRODUCTS NEWS BLOG ANSWERS RESEARCH ABOUT FOR COMPANIES BUILD / 2026.06.04
Antaris logo Antaris Provides a cloud-based software platform for satellite mission design, digital twin simulation, flight software, and constellation operations vs Chang Guang Satellite Technology Manufactures and operates the Jilin-1 constellation of over 100 optical remote sensing satellites and provides geospatial data products and services Chang Guang Satellite Technology logo
HEAD-TO-HEAD1 shared sector
Antaris Chang Guang Satellite Technology
Founded 2021 2014
Headquarters Los Altos, California Changchun, China
Type private private
Status operating operating
Employees 21 600
Total funding $7.7M $411M
Latest round Seed Series D
Sectors Space Software & Mission Tools, Satellite Manufacturing Earth Observation & Remote Sensing, Geospatial Intelligence & Analytics, Satellite Manufacturing
Products listed 4 6
Federal contracts
Launches
Leaders listed Tom Barton, Karthik Govindhasamy, John Trionfo Xuan Ming, Wang Dong, Jia Hongguang
News mentions 0 0
SHARED SECTORS
FREQUENTLY ASKED

How do Antaris and Chang Guang Satellite Technology compare?

Both companies work in Satellite Manufacturing. Antaris was founded in 2021 and Chang Guang Satellite Technology in 2014.

Which is larger, Antaris or Chang Guang Satellite Technology?

Chang Guang Satellite Technology reports the larger workforce, with 600 employees versus 21.

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