Powering Defense and Space Exploration

Overview

L3Harris provides a full range of propulsion and power systems for rockets, spacecraft and other space vehicles; strategic missiles; missile defense; and tactical systems and armaments. Its propulsion systems have been at the heart of virtually every major U.S. space and missile program since the dawn of the space age.

Rocket launches from launcher with mountains in background

Guided Multiple Launch Rocket System (GMLRS). Credit: U.S. Army

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Featured Missile Solution News

Editorial | 07. 01. 2024

Proven Propulsion: The Science of Solid Rocket Motors

Aerojet Rocketdyne’s solid rocket motors incorporate advanced technologies and materials to provide proven propulsion to customers. To understand why these solid rocket motors are so effective, it's important to explore the science behind this key propulsion.

Editorial | 07. 01. 2024

Proven Propulsion: The Science of Solid Rocket Motors

A THAAD interceptor is launched from the Reagan Test Site, Kwajalein Atoll

Press release | 06. 13. 2024

Aerojet Rocketdyne Delivers 1,000th THAAD Solid Rocket Boost Motor and Divert and Attitude Control System Ahead of Schedule

Missile launches with mountains in background

Press release | 05. 14. 2024

Aerojet Rocketdyne to be Propulsion Provider for the Next Generation Interceptor

Aerojet Rocketdyne is achieving key milestones executing the $215.6M Cooperative Agreement with the Department of Defense to increase production of GMLRS, Stinger and Javelin. Credit: DoD.

Editorial | 05. 09. 2024

Factories of the Future: Aerojet Rocketdyne Completes Key Milestones in Expansion and Modernization Effort

Aerojet Rocketdyne delivers a broad range of capabilities to support hypersonic production, including ramjets, scramjets, solid rocket motors, warheads and missile defense technologies. (Credit: Aerojet Rocketdyne artist concept)

Editorial | 05. 07. 2024

Aerojet Rocketdyne Selected by DoD to Demonstrate “Powder-in, Engine-out™” Hypersonic Propulsion Manufacturing

Featured Missile Solutions

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Solid Rocket Motors

Proven Propulsion. Fueled by Innovation.

Hypersonics

L3Harris teamed with the United States Air Force Research Laboratory (AFRL), the Defense Advanced Research Projects Agency (DARPA), the National Aeronautics and Space Administration (NASA) and Boeing on the X-51A Scramjet Engine demo.

Terminal High Altitude Area Defense (THAAD)

The Terminal High Altitude Area Defense (THAAD) weapon system is a critical element of the Nation’s Ballistic Missile Defense System

LGM-35A Sentinel

L3Harris is developing a large solid rocket motor and the post-boost propulsion system for the LGM-35A Sentinel Ground Based Strategic Deterrent (GBSD) program as a key member of Northrop Grumman’s nationwide team

PAC-3 MSE

The Patriot™ Missile Defense System is a land-based, mobile guided missile system fielded by the U.S. Army and currently deployed around the world.

GMLRS

Guided Multiple Launch Rocket System (GMLRS)

Featured Space Propulsion & Power Systems News

Core Stage for Artemis II Rocket Moved to Pegasus Barge for Departure to Kennedy Space Center. Image Credit: NASA

Editorial | 07. 16. 2024

Artemis II SLS Core Stage Heading to NASA’s Kennedy Space Center

Editorial | 07. 16. 2024

Artemis II SLS Core Stage Heading to NASA’s Kennedy Space Center

Press release | 07. 08. 2024

RS-25 Engines are Ready for Artemis IV

Editorial | 07. 01. 2024

Proven Propulsion: The Science of Solid Rocket Motors

A United Launch Alliance (ULA) Atlas V rocket carrying NASA astronauts Barry “Butch” Wilmore and Sunita “Suni” Williams aboard the Boeing Starliner spacecraft lifts off from Space Launch Complex-41 at 10:52 a.m. EDT on June 5, 2024. Photos by United Launch Alliance

Editorial | 06. 05. 2024

RL10 Engine Makes Human Spaceflight Debut on ULA’s Atlas V Launch of Starliner Spacecraft

final Delta IV Heavy rocket takes flight from Cape Canaveral Space Force in Florida

Editorial | 04. 09. 2024

ULA Delta IV Heavy Launches into History with Spectacular Final Mission

Featured Space Propulsion & Power Systems

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RS-25 Engine

Powering Deep Space Exploration

Solid Rocket Motors

Proven Propulsion. Fueled by Innovation.

RL10 Engine

The RL10 engine has been a premier high-performance upper-stage engine for decades.

Aerojet Rocketdyne’s Advanced Electric Propulsion System

Solar Electric Propulsion

Sustainable and reliable in-space propulsion

Space Power Systems

Enabling Consistent Space Operations Through Reliable Power Sources

R-42DM 890N (200 lbf) Dual Mode High Performance Rocket Engine

Chemical In-Space Propulsion

For more than 60 years, L3Harris has built and delivered roughly 22,000 chemical thrusters for in-space propulsion

Photo Gallery

Artist rendering of Nuclear Thermal Propulsion vehicle concept in front of the planet Mars

A THAAD launcher shoots a missile into the sky

Artist rendering of Nuclear Thermal Propulsion vehicle concept at Mars.

U.S. Army photo of M1A2 Abrams tank live fire by Sgt. 1st Class Alan Brutus

Advanced Electric Propulsion System delivery for qualification testing

Engines 2057 and 2054 are two of the four engines that will fly on NASA’s Artemis III mission. All four RS-25 engines that will power NASA’s Space Launch System for the Artemis III mission are ready to fly and awaiting integration at our facility located at NASA’s Stennis Space Center.

A THAAD interceptor is launched during a flight test Aug. 30, 2019. Credit: Missile Defense Agency

Powering Defense and Space Exploration