Special Long-Period Orbit, SLPO

Author: Tianjiang Shuo

Website: https://cislunarspace.cn

Definition

A three-body dynamics orbit based on invariant manifold stitching, formed by connecting two L1 Halo orbits with their low-energy transfer trajectories, with a period of approximately 79 days, covering the entire cislunar space.

Application Value

Special Long-Period Orbit, SLPO is an important concept in cislunar orbit design, crucial for understanding spacecraft motion in the Earth-Moon space.

Related Concepts

• Libration Point Orbit
• State Transition Matrix
• Six-Degree-of-Freedom
• Gauss Pseudospectral Method

References

Teng 等 - 2025