CesiumAstro Secures $730M To Advance Synchronicity Satellite Constellation | Aviation Week

https://aviationweek.com/themes/custom/particle/dist/app-drupal/assets/AW_logo_horizontal_small_white.svg

Mark Carreau
November 09, 2026

CesiumAstro Founder and CEO Shey Sabripour with an Element satellite

CesiumAstro founder and CEO Shey Sabripour with an Element satellite.

Credit: CesiumAstro

HOUSTON—CesiumAstro, a space and defense communications systems and satellite developer, has announced the closing of a $730 million Janus Henderson-led Series D financing round that brings the company’s valuation to more than $4.5 billion. The valuation includes the more than $1.2 billion it…

Mark Carreau

Mark is based in Houston, where he has written on aerospace for more than 25 years. While at the Houston Chronicle, he was recognized by the Rotary National Award for Space Achievement Foundation in 2006 for his professional contributions to the public understanding of America’s space program through news reporting.

Subscription Required

 

CesiumAstro Secures $730M To Advance Synchronicity Satellite Constellation is published in Aerospace Daily & Defense Report, an Aviation Week Intelligence Network (AWIN) Market Briefing and is included with your AWIN membership.

Already a member of AWIN or subscribe to Aerospace Daily & Defense Report through your company? Login with your existing email and password.

Not a member?  Learn how you can access the market intelligence and data you need to stay abreast of what’s happening in the aerospace and defense community.