Research & KnowledgeEvent: September 8, 2026
Astra announced the Rocket 4.0 first stage engine with a mixture ratio sweep at full throttle.
Published
Signal category
Research & Knowledge
Quote
“Rocket 4.0 first stage engine. A mixture ratio sweep at full throttle”
— Astra team
Company
Astra
Our Mission: Improve Life on Earth from Space®
- Industry
- Defense and Space Manufacturing
- Location
- Alameda, US
- Company size
- 525 employees
Mobile, containerized launch on demand and flight-proven satellite propulsion for responsive access to space.
Founded 2016