Astro Stack
SubsidiaryUpdated Aug 1, 2026

Launcher

Developer of the E-2 liquid rocket engine; formerly developer/operator of the Orbiter orbital-transfer vehicle and hosted-payload platform.

Company website

U.S. commercial-space company founded in 2017 and acquired by Vast in February 2023. Launcher now focuses on the LOX/kerosene oxidizer-rich staged-combustion E-2 engine as a product for launch-vehicle companies; its former Orbiter and Launcher Light programs were internalized into Vast's post-acquisition planning.

Principal supply-chain role05 · In-Space Infrastructure

Servicing, refueling, stations, manufacturing, and the systems that make sustained activity possible.

Principal supply-chain role05 · In-Space Infrastructure

U.S. commercial-space company founded in 2017 and acquired by Vast in February 2023. Launcher now focuses on the LOX/kerosene oxidizer-rich staged-combustion E-2 engine as a product for launch-vehicle companies; its former Orbiter and Launcher Light programs were internalized into Vast's post-acquisition planning.

Relationships

Supplies or enables Launcher

AMCMcustomer · supplier2 connectionsTell me more

AMCM supplied an M 4K system (acquired 2021) for production of high-performance E-2 engine combustion chambers and other components for orbital launch vehicles.

Relationship research record

AMCM supplies specialized M4K metal 3D printers and printing services to Launcher for manufacturing large single-part copper alloy combustion chambers for the E-2 engine (ongoing since ~2019, with machines acquired by Launcher).

Relationship research record
SpaceXlaunch servicesTell me more

SpaceX provides Falcon 9 rideshare launch services for Launcher’s Orbiter missions (e.g., Transporter-6 in 2022/2023).

Relationship research record
Velo3DcustomerTell me more

Velo3D supplies metal AM services and parts including fuel pump, flight turbine housing, and Orbiter pressure vessels for small satellite launch vehicles (ongoing since 2021).

Relationship research record
EOS GmbH Electro Optical SystemscustomerTell me more

AMCM (EOS Group company) supplies the M 4K large-format metal AM system, enabling Launcher to produce the world’s largest single-part 3D-printed copper alloy combustor and entire E-2 rocket engine for its orbital launch vehicle. System acquired in 2021 following partnership since 2017; initial engines built at AMCM facility.

Relationship research record

Launcher supplies or serves

TRL11mission userTell me more

Launcher’s Orbiter SN1 provided hosted payload services to TRL11 (mission attempted 2023).

Relationship research record
Innova Spacemission userTell me more

Launcher’s Orbiter SN1 provided satellite deployment services to Innova Space (mission attempted 2023).

Relationship research record
NPC Spacemindmission userTell me more

Launcher’s Orbiter SN1 provided satellite deployment services to NPC Spacemind (mission attempted 2023).

Relationship research record
Beyond Burialsmission userTell me more

Launcher’s Orbiter SN1 provided hosted payload services to Beyond Burials (mission attempted 2023).

Relationship research record
CesiumAstromission userTell me more

Launcher’s Orbiter SN1 provided hosted payload services to CesiumAstro (mission attempted 2023).

Relationship research record

Program partners

NASAprogram partnerTell me more

NASA provides testing facilities and services at Stennis Space Center via Space Act Agreement for E-2 engine hot-fire testing (agreement since ~2020).

Relationship research record
U.S. Space Forceprogram partnerTell me more

US Space Force (formerly via US Air Force) awarded contracts including SBIR funding (~$1.5M in 2019, additional in 2022) to support E-2 engine development and testing.

Relationship research record
WAAM3D Ltdstrategic partnerTell me more

WAAM3D partners with Launcher on Wire Arc Additive Manufacturing (WAAM) technology to produce advanced propellant tanks (announced August 2024).

Relationship research record

Internalized capabilities

Yuzhnoyeacquired capabilityTell me more

Launcher licensed Soviet heritage RD-8 engine designs from Yuzhnoye.

Relationship research record

Government awards & missions

Stanford Student Space Initiativeacademic-spacecraft-customerTell me more

Launcher contracted to deploy a Stanford Student Space Initiative spacecraft through Orbiter SN1, including a planned satellite-to-satellite networking demonstration with Cal Poly Pomona’s Yearling mission. · Orbiter SN1 deployed-spacecraft customer manifest and planned intersatellite networking demonstration.

Launcher names the Stanford Student Space Initiative as an SN1 customer and describes its planned networking demonstration with Yearling. SN1 did not deploy customer payloads.

customer organization
Cal Poly Pomonaacademic-spacecraft-customerTell me more

Launcher contracted to deploy Cal Poly Pomona’s Bronco Space PROVES–Yearling CubeSat through Orbiter SN1. · Orbiter SN1 deployed-spacecraft customer manifest; PROVES–Yearling educational spacecraft mission.

Launcher names the Bronco Space student group at Cal Poly Pomona and its PROVES–Yearling spacecraft on the SN1 customer manifest. SN1 did not deploy customer payloads.

customer organization
NASA Stennis Space Centerrocket-engine-test-facility-userTell me more

Launcher used NASA Stennis Space Center to test E-2 combustion-chamber and turbopump hardware. · E-2 engine test fires, long-duration combustion-chamber testing, and turbopump testing.

Launcher identifies Stennis as the location for E-2 tests and as a key partner supporting E-2 development.

facility
U.S. Space Forceresearch-and-development-contract-awardTell me more

The U.S. Space Force awarded Launcher a $1.7 million contract to advance the E-2 liquid rocket engine. · E-2 engine development, including turbopump and combustion-chamber test campaigns.

Launcher directly identifies the Space Force as the awarding agency and describes the contract's E-2 development scope.

government agency

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