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A novel type of ER3BP introducing Milankovitch cycles or seasonal irradiation processes influencing onto orbit of planet
A develo** approach for solving equations of a trapped motion of small satellite near the secondary planet m planet (Earth) in case of the elliptic...
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A machine-learning enabled digital-twin framework for the rapid design of satellite constellations for “Planet-X”
Worldwide communication bandwidth growth has largely been driven by (1) multimedia demands, (2) multicommunication-point demands and (3)...
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Static and dynamic analysis of a sun-planet gear mechanism in robotic applications
Presently, robots have widespread application in mechanical processes, automation, healthcare, food processing, etc., where the motion of robots...
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Revisiting the dynamics of finite-sized satellite near the planet in ER3BP
A novel approach for solving equations of motion of finite-sized satellite supposed to be moving in a proximity and around the planet in the elliptic...
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Dynamics of Small Celestial Body and Orbit Design Under Low Thrust Spacecraft
Small celestial bodies (SCB) including Near-Earth asteroids (NEA), as potentially dangerous that threaten the security of Earth and humankind, have...
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Sun–Venus CR3BP, part 2: resonance investigation and planar periodic orbit family generation
Venus, Earth’s closest neighbor in the Solar System, shares similar characteristics such as size, density, and location within the Sun’s hospitable...
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A novel type of ER3BP introduced for hierarchical configuration with variable angular momentum of secondary planet
In this work, we aim to introduce and investigate a novel type of ER3BP with variable angular momentum of secondary planet correlated with the motion...
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Sun–Venus CR3BP, part 1: periodic orbit generation, stability, and mission investigation
Venus is Earth’s closest neighbor, hosting a similar size, density, and location in the Solar System. Due to these similarities, Venus has been...
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Precise orbit determination for Tianwen-1 during map** phase
The map** phase is a key stage of the Tianwen-1 orbiter. It has the longest exploration time and gathers abundant radio tracking data via the...
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Natural coupled orbit—attitude periodic motions in the perturbed-CRTBP including radiated primary and oblate secondary
This study investigated periodic coupled orbit—attitude motions within the perturbed circular restricted three-body problem (P-CRTBP) concerning the...
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Maintaining Repeat Ground Track of Low Earth Orbit Satellite
Low Earth Orbit (LEO) satellites are designed to have orbital characteristics such as sun-synchronous orbit, frozen orbit, and repeat ground track...
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Mars Constellation Design and Low-Thrust Deployment Using Nonlinear Orbit Control
This research addresses the design of a Mars constellation composed of 12 satellites and devoted to telecommunications. While 3 satellites travel...
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A novel energy-based numerical method for solving planet load sharing model considering elastic ring gear
Ring gear elasticity is seldom considered in the investigations of planet load sharing. To overcome this and give an accessible numerical algorithm...
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Estimation of Mars Orbiter Orbit Based on Mars Color Camera Images
Mars Orbiter Mission (MOM) is ISRO’s first interplanetary mission. Orbit determination of the spacecraft is always challenging especially for...
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A Physic-Informed Neural Network Approach to Orbit Determination
This paper introduces a method for solving orbit determination problems named Physics Informed Orbit Determination. We use a particular kind of...
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Illuminating dot-satellite motion around the natural moons of planets using the concept of ER3BP with variable eccentricity
In the current study, we explore stability of satellite motion around the natural moons of planets in solar system using the novel concept of ER3BP...
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Displaced Non-Keplerian Orbits for Sun and Inner Planet Observation
A displaced non-KeplerianNon-Keplerian orbits \b orbit is a trajectory whose orbital plane does not contain the center of mass of the primary body,...
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Orbit/Attitude Control for Rendezvous and Docking at the Herschel Space Observatory
In situ resource utilization (ISRU) will be the key for the success of many future space missions which are especially time or cost demanding. This...
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ON-ORBIT CRYO-CENTRIFUGE PROTOTYPE FOR ADVANCING THE LUNAR ARK CONCEPT
A critical step in develo** the Lunar Ark Concept is to identify and develop components technologies and reduce mission risk. In addition, we wish...