Performance analysis of impulsive station-kee** strategies for cis-lunar orbits with the ephemeris model
Future long-term lunar missions, such as cis-lunar space stations and communication/
navigation constellations, have been proposed by different space agencies. For such long …
navigation constellations, have been proposed by different space agencies. For such long …
Regularizing fuel-optimal multi-impulse trajectories
K Oshima - Astrodynamics, 2024 - Springer
The regularization theory has successfully enabled the removal of gravitational singularities
associated with celestial bodies. In this study, regularizing techniques are merged into a …
associated with celestial bodies. In this study, regularizing techniques are merged into a …
Characterization of Earth-Moon L2 halo analogs in an ephemeris model using the elliptic restricted three-body problem
B Park, KC Howell - Advances in Space Research, 2025 - Elsevier
While the L 2 halo orbits as constructed in the Earth-Moon Circular Restricted Three-Body
Problem (CR3BP) play an important role in future space exploration, the global behavior of …
Problem (CR3BP) play an important role in future space exploration, the global behavior of …
Low-Energy Transfer Design of Heliocentric Formation Using Lunar Swingby on the Example of LISA
Space-based gravitational wave (GW) detection at low frequencies is of great scientific
significance and has received extensive attention in recent years. This work designs and …
significance and has received extensive attention in recent years. This work designs and …
Mechanism and characteristics analysis of weak stability boundary transfers to the 2: 1 distant retrograde orbit
The 2: 1 resonant distant retrograde orbit (DRO) has garnered considerable attention in
contemporary cislunar space missions due to its strategic importance. This study conducts a …
contemporary cislunar space missions due to its strategic importance. This study conducts a …
Vertical instability of the planar resonant orbits and the application in transfer design to three-dimensional periodic orbits
P Lu, Y Wang, S Cui - Acta Astronautica, 2025 - Elsevier
This work aims to investigate the vertical instability of planar resonant orbits in the circular
restricted three-body problem as well as to present a novel methodology to design transfers …
restricted three-body problem as well as to present a novel methodology to design transfers …
The impact of second-order analytical derivatives on regularized direct multiple shooting method for impulsive spacecraft trajectory optimization
大島健太 - Guidance, Navigation and Control, 2024 - cir.nii.ac.jp
< jats: p> While the first-order derivatives of an objective function and constraints have often
been analytically provided in the gradient-based optimization algorithms, the joint use of the …
been analytically provided in the gradient-based optimization algorithms, the joint use of the …
Highly Accurate Reconstruction Harmonic Balance Scheme for Three-Body Libration Point Orbits
PERIODIC libration point orbits (LPOs) in the circular restricted three-body problem (CRTBP)
are of significant interest for space mission design. For instance, the Earth–moon L2 halo …
are of significant interest for space mission design. For instance, the Earth–moon L2 halo …
Expanded Families of Periodic Orbits for the Jupiter–Callisto System
Periodic orbits are widely used in space missions and are fundamental for us to understand
the complex dynamic system of circular restricted three-body problem. However, there are …
the complex dynamic system of circular restricted three-body problem. However, there are …
[HTML][HTML] Close relative motion on distant retrograde orbits
Abstract Distant Retrograde Orbits (DROs) in the Earth-Moon system have great potential to
support varieties of missions due to the favorable stability and orbital positions. Thus, the …
support varieties of missions due to the favorable stability and orbital positions. Thus, the …