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 GalaxySpace Designs, manufactures, and operates LEO broadband communication and remote sensing satellites for constellation deployment and satellite internet services GalaxySpace logo
HEAD-TO-HEAD1 shared sector
Antaris GalaxySpace
Founded 2021 2018
Headquarters Los Altos, California China
Type private private
Status operating operating
Employees 21 800
Total funding $7.7M $1.6B
Latest round Seed Series C
Sectors Space Software & Mission Tools, Satellite Manufacturing Satellite Manufacturing, Earth Observation & Remote Sensing, Satellite Communications
Products listed 4 5
Federal contracts
Launches
Leaders listed Tom Barton, Karthik Govindhasamy, John Trionfo Xu Ming, Liu Chang, Zhu Zhengxian
News mentions 0 0
SHARED SECTORS
FREQUENTLY ASKED

How do Antaris and GalaxySpace compare?

Both companies work in Satellite Manufacturing. Antaris was founded in 2021 and GalaxySpace in 2018.

Which is larger, Antaris or GalaxySpace?

GalaxySpace reports the larger workforce, with 800 employees versus 21.

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