Justin Brannan Email & Phone Number

Laurel, MD, US

Lead multi-body dynamics analysis and related control system tuning to meet performance requirements for the on-orbit capture and berthing of a client satellite.Manage technical task prioritization and milestone planning to evaluate engineering design unit and flight robot systems in preparation for on-orbit operations.Supervise development of.

NASA Goddard Space Flight Center

Supervised verification and validation analyses related to multiple control systems, a collision detection algorithm, an autonomous grapple trajectory, and a multi-body dynamics simulation of an on-orbit capture and berthing maneuver between spacecraft.Managed technical tasking and prioritization for a small group of individuals and communicate with.

NASA Goddard Space Flight Center

Managed a team responsible for performing subsystem-level critical design review (CDR) analysis, simulation, and testing of robotic arm algorithms including robot collision detection, compliance control, kinematics, visual servo, and gravity compensation.Led technical reviews to define the robot algorithm design and performance against requirements, with a.

NASA Goddard Space Flight Center

Performed analysis, trades and hardware-in-the-loop tests to develop robotic arm subsystem algorithms related to autonomous grapple operations, robot kinematics and dynamics, and flexible-body spacecraft dynamics.Led the development of a robot collision detection algorithm, including the system concept of operations, requirements derivation.

NASA Goddard Space Flight Center

Supported the robotic subsystem group within the Satellite Servicing Projects Division at NASA GSFC to advance the state of robotic servicing technology and enable the routine servicing of satellites that were not designed with servicing in mind.Conducted concept of operation studies and system acceptance testing of NASA robotic demonstration and testing.

NASA Goddard Space Flight Center

Developed a real-time, hardware-in-the-loop simulation of the flexible-body dynamics of a client satellite to assess the modal excitation during a notional satellite servicing mission. Validated a MATLAB/C++ simulation of the combined rigid and flexible body response of a satellite with flexible appendages against an independently developed ADAMS.

Developed a rigid body spacecraft simulation of an attitude control system in Matlab/Simulink, including gimbal thruster models to enhance the performance and efficiency of thrust based attitude actuators to improve the control performance.Assisted with the modeling of spacecraft fuel slosh dynamics to examine the relationship between propellant tank.

College Park, Maryland

Designed a controller to drive a prototype lunar rover, implemented an electrical system embedded in the space suit and programmed the software to supply GPS coordinates of the space suit and control a head-mounted display with communication and AR/VR capabilitiesTravelled to NASA Desert RATS during the 2010 season to conduct a simulated EVA demonstrating.

Hanksville, Utah

Performed maintenance of the life support systems of a two-story habitat including power, water, waste and electrical systems to enable crew survival in an isolated, hostile environmentConducted a human factors experiment involving field testing of a prototype geological toolkit for astronaut use, to reduce astronaut workload during planetary exploration.

Master Of Science (M.S.), Aerospace, Aeronautical And Astronautical Engineering

Bachelor Of Science, Aerospace Engineering

Activities and Societies: AIAA Space Operations and Support Technical Committee, Omicron Delta Kappa National Leadership Honor Society.