Loose capture at Europa from Halo Orbits
Capture at Europa from staging Halo orbits
Moon gravity field exaggerated
Geopotential
geometry of three dimensional flybys
Spacecraft shape modelling (2)
Periodic orbits at Europa (2)
Small body SLAM
Stark
Periodic orbits at Europa (1)
Spacecraft shape modelling
Europa periodic orbits
Ganymede periodic orbits

About

Ryan P. Russell smiling

Welcome! Thank you for visiting our site.  We are a research group that solves orbital mechanics problems as they relate to space utilization and exploration.  We consist mainly of a professor, graduate students and occasional visiting scholars.  We are in the Orbital Mechanics discipline area … Read More

Research

Areas of Interest: Spaceflight mechanics / Astrodynamics; Optimal control / Optimization / Numerical methods; Orbit determination; Multi-body dynamics; Periodic orbits and general orbit stability (high-fidelity repeat ground track design, constellation design, cyclers, planetary … Read More

Lab News

Summer 2023: Congrats to Shubam Singh for completing the PhD!  Shubham works for Shift Robotics in Austin. Summer 2022: Congrats to David Ottesen and Sean McArdle for completing their PhDs!  Sean works as a civil servant at NASA JSC, and David works for Leo Labs in CA.   … Read More

NASA Image of the Day

  • NASA astronaut Reid Wiseman, Artemis II commander, is seen in the two-seat IndyCar as he prepares for driver Conor Daly to take him on a lap in the fastest seat in sport ahead of the start of the Freedom 250 Grand Prix, Sunday, Aug. 23, 2026, in Washington, D.C. Photo Credit: (NASA/Joel Kowsky)

spacenews

  • In this episode, SpaceNews’ Mike Gruss interviews Icarus Robotics CEO and co-founder Ethan Barajas at the 2026 Small Satellite Conference in Salt Lake City, Utah. They discuss why astronauts have […] The post Robotics and the future of on-orbit labor appeared first on SpaceNews.

nasa

  • Coverage plans are ready for NASA’s Nancy Grace Roman Space Telescope prelaunch and launch activities. Roman is NASA’s next-generation observatory designed to explore some of the universe’s biggest mysteries, including dark energy. NASA and SpaceX are targeting Roman’s liftoff for no earlier than 7:26 a.m. EDT Sunday, Aug. 30, aboard a SpaceX Falcon Heavy rocket […]