SPACE INDEX COMPANIES INSIGHTS SECTORS PRODUCTS NEWS BLOG ANSWERS RESEARCH ABOUT FOR COMPANIES BUILD / 2026.06.03
Aetherflux logo Aetherflux Develops space-based solar power satellites that collect sunlight in low Earth orbit and transmit energy to portable ground receivers via infrared lasers vs Open Cosmos Designs, builds, launches, and operates small satellites for Earth observation, telecommunications, navigation, and science missions Open Cosmos logo
HEAD-TO-HEAD1 shared sector
Aetherflux Open Cosmos
Founded 2024 2015
Headquarters San Carlos, California, USA Harwell, Oxfordshire, United Kingdom
Type private private
Status operating operating
Employees 40 177
Total funding $60M $57M
Latest round Series A Series B
Sectors Satellite Manufacturing, In-Space Manufacturing Satellite Manufacturing, Earth Observation & Remote Sensing, Satellite Communications
Products listed 3 4
Federal contracts
Launches
Leaders listed Baiju Bhatt, Joe Yaffe Rafel Jorda Siquier, Jordi Barrera Ars, Aleix Megias Homar
News mentions 0 15
SHARED SECTORS
FREQUENTLY ASKED

How do Aetherflux and Open Cosmos compare?

Both companies work in Satellite Manufacturing. Aetherflux was founded in 2024 and Open Cosmos in 2015.

Which is larger, Aetherflux or Open Cosmos?

Open Cosmos reports the larger workforce, with 177 employees versus 40.

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