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Space Systems and Astrodynamics Seminar

Cislunar Space: Stable Orbits, Transport Pathways, and Emerging Infrastructure

Dr. Shane Ross
Roanoke Electric Steel Chair in Engineering
Professor
Aerospace and Ocean Engineering
Virginia Polytechnic Institute and State University


Thursday, March 12, 2026
3:30 pm - 4:30 pm

ASE 1.126

Cislunar space is rapidly evolving from a sparsely used dynamical regime into a strategically important domain for exploration, science, and space domain awareness. In this environment, familiar two-body conic sections give way to a richer but still highly structured frontier of motion, shaped by nonlinear, multi-body dynamics in the Earth-Moon-Sun system.This talk highlights recent work on stable low-energy prograde Earth-Moon cycler orbits, invariant manifold transport, and resonant phase-space structures that organize trajectories far beyond GEO. These multi-body structures reveal unexpected regions of stability and efficient transport, enabling new classes of trajectories for communications relays, surveillance, logistics, and future space infrastructure.Throughout the talk, I emphasize a unifying geometric perspective: how invariant sets, resonances, and transport pathways constrain and organize motion in an otherwise complex dynamical environment, providing both physical insight and practical design tools for modern astrodynamics in cislunar space.

Contact  Luke Peterson (ltp@utexas.edu)