Lunar Synodic Resonance, LSR

Author: Tianjiang Shuo

Website: https://cislunarspace.cn

Definition

An integer ratio relationship between the spacecraft's orbital period and the Moon's synodic (revolution) period. Gateway's NRHO employs a 9:2 lunar synodic resonance, enabling long-term avoidance of Earth eclipses, which is critical for solar-powered spacecraft.

Application Value

The 月球同步共振 concept is applied in cislunar space research, providing technical support or analytical methods for lunar exploration missions.

  • (No related concepts available)

References

  • McGuire, 2018, NASA GRC; Sanna et al., 2024, Aerospace 11, 460