the United States’s
defence and aerospace tech industry,
in focus.

Launch Vehicle System Reliability

38.8% of this theme group

Researchers highlight safety and affordability challenges in launch vehicle design and crewed mission engineering.

Launch vehicle (24) · Aeronautics (25) · Systems engineering (12) · Crew (8)

Reliability products for Space Launch Vehicle safety assessments

NASA's Space Launch System: Systems Engineering Approach for Affordability and Mission Success

Fairing Integration Issues

20.7% of this theme group

Papers point to difficulties in qualifying launch fairings and managing CubeSat launches on existing rockets.

Fairing (13) · Space (10) · Space launch (11) · Government (4)

Recent CubeSat Launch Experiences on U.S. Launch Vehicles

Best Practices in the Qualification and Analysis of Launch Vehicle Launch Fairings

Thermal Protection and Entry

20.7% of this theme group

Studies expose gaps in instrumentation and material performance for atmospheric entry and shuttle missions.

Aerospace engineering (12) · Space Shuttle (5) · Instrumentation (3) · Atmospheric entry (3)

Aerothermodynamic and thermal protection system instrumentation reference guide

Launch vehicle selection and the implementation of the Soil Moisture Active Passive mission

Rocket Engine Performance Scaling

19.8% of this theme group

Authors note uncertainties in scaling liquid‑propellant engines and validating nozzle flow models.

Rocket engine (9) · Rocket (11) · Aerospace engineering (12) · Propellant (5)

Scaling of Performance in Liquid Propellant Rocket Engine Combustion Devices

Experimental Validation of Nozzle Flow Simulations for Rocket Application Rotating Detonation Engines

Detonation Engine Risks

47.6% of this theme group

Works caution about the technical and safety complexities of rotating detonation and hypergolic rocket engines.

Rocket engine (24) · Detonation (16) · Rocket (22) · Liquid-propellant rocket (11)

Rotating Detonation Engine Performance Model for Rocket Applications

Experimental Study of a Hypergolically Ignited Liquid Bipropellant Rotating Detonation Rocket Engine

Structural Buckling Concerns

30.5% of this theme group

Research warns of buckling‑critical behavior in launch vehicle cylinders and shell structures under load.

Aerospace engineering (21) · Launch vehicle (14) · Structural engineering (5) · Propulsion (6)

Test and Analysis of Buckling-Critical Stiffened Metallic Launch Vehicle Cylinders

Sub-Scale and Full-Scale Testing of Buckling-Critical Launch Vehicle Shell Structures

Airspace Impact of Launches

13.3% of this theme group

Analyses caution that future launch and re‑entry operations could strain national airspace and cost thresholds.

Space launch (12) · Fairing (6) · Launched (4) · Space (3)

Effects of Future Launch and Reentry Operations on the National Airspace System

Launch Cost Thresholds for Economic Activity

Spacecraft Safety Variability

8.6% of this theme group

Reviews highlight variability in vibration, acoustic environments, and overall reliability across launch systems.

Space Shuttle (3) · Aeronautics (4) · Satellite (2) · Reliability (2)

A Review of Spacecraft Safety: From Vostok to the International Space Station

Standard Deviation of Launch Vehicle Vibration and Acoustic Environments

Reliability‑Driven Engine Development

21.4% of this theme group

Opportunities focus on frameworks and test systems that improve rocket engine verification and novel propulsion.

Rocket engine (88) · Rocket (88) · Liquid-propellant rocket (37) · Aerospace engineering (72)

Demonstration of a Reliability-Driven Framework for Rocket Engine Development, Test, and Verification

Rocket Engine Test System for Development of Novel Propulsion Technologies

Adaptive Launch Vehicle Control

19.5% of this theme group

Papers propose robust adaptive control and flight‑control design methods for launch vehicle dynamics.

Launch vehicle (87) · Aerospace engineering (61) · Aeronautics (38) · Vehicle dynamics (8)

Robust, Practical Adaptive Control for Launch Vehicles

Analysis and Design of Launch Vehicle Flight Control Systems

Next‑Generation Launch Systems

18.0% of this theme group

Research showcases progress in large‑scale launch vehicle programs and evolving capabilities for space exploration.

Fairing (45) · Aeronautics (61) · Space launch (46) · Launch vehicle (44)

NASA's SPACE LAUNCH SYSTEM: Development and Progress

NASA's Space Launch System: An Evolving Capability for Exploration

Spacecraft Propulsion Innovation

14.1% of this theme group

Studies present analytical frameworks for staged propulsion and emergency mitigation systems for lunar missions.

Propulsion (22) · Aerospace engineering (42) · Spacecraft (18) · Satellite (11)

Analytical Framework for Staging of Space Propulsion Systems

An Emergency Mitigation System for Safer Lunar Surface Exploration

Advanced Combustor Modeling

11.4% of this theme group

Works develop numerical and simulation tools for regenerative cooling and high‑performance rocket combustion chambers.

Combustor (15) · Mechanics (14) · Propellant (22) · Combustion chamber (15)

Numerical Modeling of Regenerative Cooling System for Large Expansion Ratio Rocket Engines

Combustion Simulation of 82-Injector Rocket Engine

Rotating Detonation Propulsion

8.3% of this theme group

Investigations explore experimental and high‑fidelity simulation approaches to rotating detonation rocket engines.

Detonation (46) · Combustor (14) · Rocket engine (26) · Propellant (17)

Experimental Investigation of Rotating Detonation Rocket Engines for Space Propulsion

High Fidelity Simulations of a Methane-Oxygen Rotating Detonation Rocket Engine

Rocket Nozzle Design Advances

7.3% of this theme group

Research advances acoustic dynamics, stability modeling, and fabrication techniques for high‑performance rocket nozzles.

Nozzle (30) · Rocket (27) · Rocket engine nozzle (6) · Fabrication (4)

Nozzle Acoustic Dynamics and Stability Modeling

Experiment and Semi-Empirical Modeling of Lab-Scale Hybrid Rocket Performance

San Francisco

23.3% across the displayed hubs

6 companies hiring · $332.9M disclosed funding

Austin

14.4% across the displayed hubs

4 companies hiring · $58.7M disclosed funding

San Diego

13.3% across the displayed hubs

1 companies hiring · $3.9B disclosed funding

Boston

12.2% across the displayed hubs

6 companies hiring · $266.3M disclosed funding

Miami

11.1% across the displayed hubs

0 companies hiring · $0 disclosed funding

Atlanta

10.0% across the displayed hubs

1 companies hiring · $6.2M disclosed funding

Palo Alto

7.8% across the displayed hubs

0 companies hiring · $8.1M disclosed funding

Los Angeles

7.8% across the displayed hubs

2 companies hiring · $716.0M disclosed funding