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ICBM Post Boost Vehicles

Overview

The PSRE consists of a gas storage assembly, two propellant storage assemblies containing a hypergolic mixture of nitrogen tetroxide as the oxidizer and monomethylhydrazine as the fuel, a gimbaled axial engine, 10 attitude-control engines, and the required interconnecting propellant manifold assemblies packaged within a cylindrical metal shell approximately 52 inches in diameter and 18.9 inches long.

Latest News

A Rotating Detonation Engine being hot fire tested at Purdue University’s Zucrow Laboratories.

Editorial | 05. 20. 2026

L3Harris Achieves Major Milestones With Latest Series of Rotating Detonation Engine Tests

Inside L3Harris’ latest propulsion milestone and what it means for next‑generation missile systems.

A Rotating Detonation Engine being hot fire tested at Purdue University’s Zucrow Laboratories.

Editorial | 05. 20. 2026

L3Harris Achieves Major Milestones With Latest Series of Rotating Detonation Engine Tests

Nexus Background Stealth

Press release | 04. 29. 2026

L3Harris Announces Confidential Submission of Draft Registration Statement for Proposed Initial Public Offering of Missile Solutions Business

Nexus Background Stealth

Press release | 04. 23. 2026

L3Harris Closes $1B Investment from Department of War in Missile Solutions Business

ATACMS missile fires from launcher

Press release | 04. 20. 2026

L3Harris Receives Rocket Motor Contract for US Long-Range Missile System

Virginia Gov. Abigail Spanberger, L3Harris VP Mark Farley, and state and local leaders make announcement

Press release | 04. 15. 2026

L3Harris Announces Billion Dollar Expansion to Boost Solid Rocket Motor Production in Orange County, Virginia

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