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Hydrocode Investigations of Terminal Astroballistics Problems during the Hypothetical Future Planetary Defense
Maciej Mroczkowski1, Stanisław Kachel2, Adam Kozakiewicz2
1Institute of Optoelectronics, Military University of Technology, 00-908 Warszawa, Poland.
Materials (Basel, Switzerland)
|March 10, 2022
Summary
The Future Planetary Defense System (FPDS) concept uses astroballistics to model asteroid deflection. This research simulates combat against hazardous celestial bodies to protect Earth.
Area of Science:
- Astronautics
- Astrodynamics
- Astroballistics
Background:
- Earth faces threats from potentially hazardous objects (PHOs).
- Existing planetary defense strategies require advancement.
Purpose of the Study:
- To present a preliminary concept for a Future Planetary Defense System (FPDS).
- To detail dynamic combat modeling against small, deformable celestial bodies.
- To support international efforts in planetary security.
Main Methods:
- Utilized a proprietary hydrocode (HEFPM-G) with gravity for free particle method simulations.
- Developed dynamic three-dimensional models for celestial body and spacecraft motion.
- Simulated combat scenarios against 100m diameter rocky asteroids.
Main Results:
- Demonstrated the feasibility of dynamic, contact combat modeling for planetary defense.
- Successfully simulated asteroid deflection and destruction scenarios.
- Validated the HEFPM-G hydrocode for astroballistics applications.
Conclusions:
- The FPDS concept offers a viable approach to mitigating asteroid threats.
- Advanced modeling and simulation are crucial for effective planetary defense.
- International collaboration is essential for implementing robust planetary security measures.
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