Design of a rapid transit to Mars mission using laser-thermal propulsion
نویسندگان
چکیده
The application of directed energy to spacecraft mission design is explored using rapid transit Mars as the objective. An Earth-based laser array unprecedented size (10 m diameter) and power (100 MW) assumed be enabled by ongoing developments in photonic technology. A phased-array this incorporating atmospheric compensation would able deliver cislunar space, where incident focused into a hydrogen heating chamber via an inflatable reflector. propellant then exhausted through nozzle realize specific impulses 3000 s. architecture shown immediately reusable burn-back maneuver return propulsion unit while still within range laser. ability tolerate much greater fluxes enables realizing combination high thrust impulse, making approach favorable comparison laser-electric occupying parameter space similar gas-core nuclear thermal rockets (without requisite reactor). its associated regenerative cooling handling systems are crucial elements that receive special attention study. astrodynamics extreme aerocapture required at arrival after 45-day also analyzed detail. laser-thermal enabling technology for other missions solar system beyond discussed.
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ژورنال
عنوان ژورنال: Acta Astronautica
سال: 2022
ISSN: ['1879-2030', '0094-5765']
DOI: https://doi.org/10.1016/j.actaastro.2021.11.032