Solar sail
View article: Analysis of Optimal Orbit Transfer for Mars Colonisation Cargo Mission
Analysis of Optimal Orbit Transfer for Mars Colonisation Cargo Mission Open
View article: Closed-Loop Control Law for Low Thrust Orbit Transfer with Guaranteed Stability
Closed-Loop Control Law for Low Thrust Orbit Transfer with Guaranteed Stability Open
Electric propulsion is used to maximize payload capacity in communication satellites. These orbit raising maneuvers span several months and hundreds of revolutions, making trajectory design a complex challenge. The literature typically add…
View article: Closed-Loop Control Law for Low Thrust Orbit Transfer with Guaranteed Stability
Closed-Loop Control Law for Low Thrust Orbit Transfer with Guaranteed Stability Open
Electric propulsion is used to maximize payload capacity in communication satellites. These orbit raising maneuvers span several months and hundreds of revolutions, making trajectory design a complex challenge. The literature typically add…
View article: ทศทางการใชพลงงานแสงอาทตยขององคกรปกครองสวนทองถน
ทศทางการใชพลงงานแสงอาทตยขององคกรปกครองสวนทองถน Open
ภูมิหลังและวัตถุประสงค์: ประเทศไทยมีนโยบายสนับสนุนการใช้พลังงานแสงอาทิตย์อย่างต่อเนื่องเพื่อลดการพึ่งพาพลังงานฟอสซิลที่ส่งผลกระทบต่อสิ่งแวดล้อมและมีต้นทุนสูง การส่งเสริมการใช้พลังงานแสงอาทิตย์จึงสอดคล้องกับแผนพัฒนาเศรษฐกิจและสังคมแห่งชาติ ฉบับที่ 13 ที่มุ่งเน้นการล…
View article: The research of trajectories to the L1 libration point of the Earth-Sun system using solar sail and lunar flyby
The research of trajectories to the L1 libration point of the Earth-Sun system using solar sail and lunar flyby Open
View article: Deployment Dynamics and Optimization of Novel Space Antenna Deployable Mechanism
Deployment Dynamics and Optimization of Novel Space Antenna Deployable Mechanism Open
Given the increasing need for large aperture antennas in space missions, the difficulty of fitting such structures into small launch vehicles has prompted the design of deployable antenna systems. The thesis introduces a new Triple Scissor…
View article: Deployment Dynamics and Optimization of Novel Space Antenna Deployable Mechanism
Deployment Dynamics and Optimization of Novel Space Antenna Deployable Mechanism Open
Given the increasing need for large aperture antennas in space missions, the difficulty of fitting such structures into small launch vehicles has prompted the design of deployable antenna systems. The thesis introduces a new Triple Scissor…
View article: Innovative Modular Design and Kinematic Approach based on Screw Theory for Triple Scissors Links Deployable Space Antenna Mechanism
Innovative Modular Design and Kinematic Approach based on Screw Theory for Triple Scissors Links Deployable Space Antenna Mechanism Open
This paper presents the geometry design and analysis of a novel triple scissors links deployable antenna mechanism (TSDAM) to deal with the problems of large aperture and high precision space antennas for deep space communication and Earth…
View article: Innovative Modular Design and Kinematic Approach based on Screw Theory for Triple Scissors Links Deployable Space Antenna Mechanism
Innovative Modular Design and Kinematic Approach based on Screw Theory for Triple Scissors Links Deployable Space Antenna Mechanism Open
This paper presents the geometry design and analysis of a novel triple scissors links deployable antenna mechanism (TSDAM) to deal with the problems of large aperture and high precision space antennas for deep space communication and Earth…
View article: The Luner resupply station. The logistics hub for life beyond earth.
The Luner resupply station. The logistics hub for life beyond earth. Open
Lunar Accord Abstract The Lunar Accord establishes the foundational infrastructure required for a permanent, sustainable human presence beyond Earth. Rather than proposing colonization or geopolitical claims, the Accord defines a practical…
View article: The Luner resupply station. The logistics hub for life beyond earth.
The Luner resupply station. The logistics hub for life beyond earth. Open
Lunar Accord Abstract The Lunar Accord establishes the foundational infrastructure required for a permanent, sustainable human presence beyond Earth. Rather than proposing colonization or geopolitical claims, the Accord defines a practical…
View article: Ganymede: Geology, Interior Structure, Magnetism, and Habitability of Jupiter's Largest Moon
Ganymede: Geology, Interior Structure, Magnetism, and Habitability of Jupiter's Largest Moon Open
Ganymede, the largest moon in the Solar System and the only known moon with an intrinsic magnetic field, represents a uniquely complex planetary body. Its layered internal structure, active tectonics, diverse surface geology, and evidence …
View article: Nuclear-Powered PAMP Thruster: Enabling Outer Solar System Exploration
Nuclear-Powered PAMP Thruster: Enabling Outer Solar System Exploration Open
Computational Feasibility Study of Nuclear Reactor Integration for Deep Space Missions ⚠️ IMPORTANT: Computational Study Only This is a computational feasibility study. No nuclear hardware has been assembled or tested. All performance metr…
View article: Ganymede: Geology, Interior Structure, Magnetism, and Habitability of Jupiter's Largest Moon
Ganymede: Geology, Interior Structure, Magnetism, and Habitability of Jupiter's Largest Moon Open
Ganymede, the largest moon in the Solar System and the only known moon with an intrinsic magnetic field, represents a uniquely complex planetary body. Its layered internal structure, active tectonics, diverse surface geology, and evidence …
View article: Nuclear-Powered PAMP Thruster: Enabling Outer Solar System Exploration
Nuclear-Powered PAMP Thruster: Enabling Outer Solar System Exploration Open
Computational Feasibility Study of Nuclear Reactor Integration for Deep Space Missions ⚠️ IMPORTANT: Computational Study Only This is a computational feasibility study. No nuclear hardware has been assembled or tested. All performance metr…
View article: Sun Skimming: A Feasibility Study for Interstellar Travel
Sun Skimming: A Feasibility Study for Interstellar Travel Open
This paper researches upon a novel approach of using solar sails for interstellar travel, by a process called “Sun Skimming”. Sun Skimming refers to approaching the Sun closely, in order to gain acceleration, from high radiation pressure a…
View article: Dust-Assisted Solar Sintering (DAST): Weeks-to-Mars Sunlight Web Sails and a Spot-Matched Micro-Tile Route to Relativistic Flight with the Solar Gravitational Lens
Dust-Assisted Solar Sintering (DAST): Weeks-to-Mars Sunlight Web Sails and a Spot-Matched Micro-Tile Route to Relativistic Flight with the Solar Gravitational Lens Open
Solar sailing performance has long been limited not by sunlight but by the difficulty of packaging, launching, and deploying kilometer-class ultralight structures from Earth. This paper proposes a two-part architecture that removes that bo…
View article: Dust-Assisted Solar Sintering (DAST): Weeks-to-Mars Sunlight Web Sails and a Spot-Matched Micro-Tile Route to Relativistic Flight with the Solar Gravitational Lens
Dust-Assisted Solar Sintering (DAST): Weeks-to-Mars Sunlight Web Sails and a Spot-Matched Micro-Tile Route to Relativistic Flight with the Solar Gravitational Lens Open
Solar sailing performance has long been limited not by sunlight but by the difficulty of packaging, launching, and deploying kilometer-class ultralight structures from Earth. This paper proposes a two-part architecture that removes that bo…
View article: Performance Analysis of Interacting Rigid Wind Sails and Rotor Sails by Kriging Surrogate Model
Performance Analysis of Interacting Rigid Wind Sails and Rotor Sails by Kriging Surrogate Model Open
View article: A Comparative Analysis of Ion and Nuclear Thermal Propulsion Systems for Deep Space Missions
A Comparative Analysis of Ion and Nuclear Thermal Propulsion Systems for Deep Space Missions Open
This research paper provides a side-by-side comparison of Ion and Nuclear Thermal Propulsion technologies through theoretical modeling and numerical simulations. The study has been able to pinpoint the tradeoffs in operational pa…
View article: Ion-scale Solitary Structures in the Solar Wind Observed by Solar Orbiter and Parker Solar Probe
Ion-scale Solitary Structures in the Solar Wind Observed by Solar Orbiter and Parker Solar Probe Open
We investigate a class of ion-scale magnetic solitary structures in the solar wind, characterized by distinct magnetic field enhancements and bipolar rotations over spatial scales of several proton inertial lengths. These structures are re…
View article: A Comparative Analysis of Ion and Nuclear Thermal Propulsion Systems for Deep Space Missions
A Comparative Analysis of Ion and Nuclear Thermal Propulsion Systems for Deep Space Missions Open
This research paper provides a side-by-side comparison of Ion and Nuclear Thermal Propulsion technologies through theoretical modeling and numerical simulations. The study has been able to pinpoint the tradeoffs in operational pa…
View article: Solar Energetic Particles: new multi-spacecraft views with Solar Orbiter and Parker Solar Probe
Solar Energetic Particles: new multi-spacecraft views with Solar Orbiter and Parker Solar Probe Open
View article: SOLAR MAGNETIC EFFECT LENS PROPULSION: A CONCEPT FOR INTERSTELLAR TRAVEL
SOLAR MAGNETIC EFFECT LENS PROPULSION: A CONCEPT FOR INTERSTELLAR TRAVEL Open
This paper develops and evaluates a propulsion concept that uses magnetically enhanced solar radiation pressure for continuous spacecraft acceleration across interstellar distances. The Solar Magnetic Effect Lens (SMEL) system proposes con…
View article: SOLAR MAGNETIC EFFECT LENS PROPULSION: A CONCEPT FOR INTERSTELLAR TRAVEL
SOLAR MAGNETIC EFFECT LENS PROPULSION: A CONCEPT FOR INTERSTELLAR TRAVEL Open
This paper develops and evaluates a propulsion concept that uses magnetically enhanced solar radiation pressure for continuous spacecraft acceleration across interstellar distances. The Solar Magnetic Effect Lens (SMEL) system proposes con…
View article: aluisayala/fossil-ledger: Photon-Driven Rotational Propulsion for Spin-Stabilized Laser Sailcraft
aluisayala/fossil-ledger: Photon-Driven Rotational Propulsion for Spin-Stabilized Laser Sailcraft Open
Technical Abstract This work introduces a spacecraft control and propulsion system utilizing photon momentum as both a thrust source and attitude control mechanism. The vehicle employs a disc-shaped reflective sail with intentionally engin…
View article: The Mars Wheel: A 50 m, 1 g Spinning Laser Relay and Gravity Stopover at Sun--Earth L4
The Mars Wheel: A 50 m, 1 g Spinning Laser Relay and Gravity Stopover at Sun--Earth L4 Open
A 50 m diameter, 2 RPM rotating habitat at Sun–Earth L4 provides 1 g artificial gravity, 1.35 MWsolar power, and a 10 Gbps laser relay to Mars with99.9 % availability. Launch mass 15 t; delivered by a single Starship. Inter-spoke solar sai…
View article: The Mars Wheel: A 50 m, 1 g Spinning Laser Relay and Gravity Stopover at Sun--Earth L4
The Mars Wheel: A 50 m, 1 g Spinning Laser Relay and Gravity Stopover at Sun--Earth L4 Open
A 50 m diameter, 2 RPM rotating habitat at Sun–Earth L4 provides 1 g artificial gravity, 1.35 MWsolar power, and a 10 Gbps laser relay to Mars with99.9 % availability. Launch mass 15 t; delivered by a single Starship. Inter-spoke solar sai…
View article: Vorticity-induced surfing and trapping in porous media
Vorticity-induced surfing and trapping in porous media Open
Microorganisms often encounter strong confinement and complex hydrodynamic flows while navigating their habitats. Combining finite-element methods and stochastic simulations, we study the interplay of active transport and heterogeneous flo…
View article: Vorticity-induced surfing and trapping in porous media
Vorticity-induced surfing and trapping in porous media Open
Microorganisms often encounter strong confinement and complex hydrodynamic flows while navigating their habitats. Combining finite-element methods and stochastic simulations, we study the interplay of active transport and heterogeneous flo…