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 SpinLaunch Builds kinetic launch systems using ground-based centrifuges and develops the Meridian LEO broadband constellation for enterprise communications SpinLaunch logo
HEAD-TO-HEAD1 shared sector
Aetherflux SpinLaunch
Founded 2024 2014
Headquarters San Carlos, California, USA Long Beach, CA
Type private private
Status operating operating
Employees 40 27
Total funding $60M $249M
Latest round Series A Series C
Sectors Satellite Manufacturing, In-Space Manufacturing Launch Services, Satellite Communications, Satellite Manufacturing
Products listed 3 4
Federal contracts
Launches
Leaders listed Baiju Bhatt, Joe Yaffe Massimiliano Ladovaz, David Wrenn
News mentions 0 16
SHARED SECTORS
FREQUENTLY ASKED

How do Aetherflux and SpinLaunch compare?

Both companies work in Satellite Manufacturing. Aetherflux was founded in 2024 and SpinLaunch in 2014.

Which is larger, Aetherflux or SpinLaunch?

Aetherflux reports the larger workforce, with 40 employees versus 27.

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