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1 to 9 of 9 Results
Aug 11, 2019
Bradley, Nicholas; Olikara, Zubin; Bhaskaran, Shyam; Young, Brian, 2019, "CIS-lunar navigation accuracy using optical observations of natural and artificial targets", https://hdl.handle.net/2014/51646, 2019 AAS/AIAA Astrodynamics Specialist Conference, Portland, Maine, August 11-13, 2019, JPL Open Repository
No abstract provided
Mar 2, 2019
Woolley, Ryan; Olikara, Zubin, 2019, "Optimized low-thrust missions from GTO to Mars", https://hdl.handle.net/2014/49224, IEEE Aerospace Conference, Big Sky, Montana, March 2-9, 2019, JPL Open Repository
No abstract provided
Jan 13, 2019
Woolley, Ryan C.; Laipert, Frank; Nicholas, Austin K.; Olikara, Zubin, 2019, "Low-thrust trajectory Bacon plots for Mars mission design", https://hdl.handle.net/2014/50666, 29th AAS/AIAA Space Flight Mechanics Meeting, Ka'anapali, Hawaii, January 13-17, 2019, JPL Open Repository
No abstract provided
Jan 13, 2019
Nicholas, Austin K.; Woolley, Ryan C.; Didion, Alan; Laipert, Frank; Olikara, Zubin; Webb, Ryan; Lock, Rob, 2019, "Simulaneous optimization of spacecraft and trajectory design for interplanetary missions utilizing solar electric propulsion", https://hdl.handle.net/2014/50388, 29th AAS/AIAA Space Flight Mechanics Meeting, Ka'anapali, Hawaii, January 13-17, 2019, JPL Open Repository
A major challenge in formulating interplanetary mission concepts utilizing electric propulsion is the large number of trajectory variables that must be considered (thrust profile, flyby options, launch vehicle delivery), all of which are affected by spacecraft design variables (p...
Jan 13, 2019
Lock, Robert E.; Nicholas, Austin K.; Vijendran, Sanjay; Woolley, Ryan C.; Didion, Alan; Laipert, Frank; Olikara, Zubin, 2019, "Potential campaign architectures and mission design challenges for near-term international Mars Sample Return mission concepts", https://hdl.handle.net/2014/50391, 29th AAS/AIAA Space Flight Mechanics Meeting, Ka'anapali, Hawaii, January 13-17, 2019, JPL Open Repository
Mars Sample Return (MSR) continues to be a high priority in the planetary science community and a decades-long goal of international planetary exploration programs. Options for architectures and mission concepts are currently under study by NASA and ESA to find potential partners...
Jan 13, 2019
Woolley, Ryan C.; Laipert, Frank; Nicholas, Austin K.; Olikara, Zubin, 2019, "Low-thrust trajectory Bacon plots for Mars mission design", https://hdl.handle.net/2014/50244, 29th AAS/AIAA Space Flight Mechanics Meeting, Ka'anapali, Hawaii, January 13-17, 2019, JPL Open Repository
The best way to understand a mission design trade space is by creating a good map of all the possibilities, and by knowing how to read it. Bacon plots, which are low-thrust analogs to porkchop plots, give insight into key parameters and sensitivities of possible transfers to Mars...
Jan 13, 2019
Nicholas, Austin K.; Didion, Ryan C.; Laipert, Frank; Olikara, Zubin; Woolley, Ryan C.; Lock, Rob; Huesing, Jakob, 2019, "Mission analysis for a potential Mars Sample Return campaign in the 2020's", https://hdl.handle.net/2014/50398, 29th AAS/AIAA Space Flight Mechanics Meeting, Ka'anapali, Hawaii, January 13-17, 2019, JPL Open Repository
The Mars 2020 mission, currently under development by NASA, plans to acquire and cache carefully-selected rock and regolith samples from the surface of Mars for potential future return. NASA and ESA are jointly studying options for returning those samples to Earth with missions l...
Jan 13, 2019
Bradley, Nicholas; Bhaskaran, Shyam; Olikara, Zubin; Broschart, Stephen B., 2019, "Navigation accuracy at Jupiter and Saturn using optical observations of planetary satellites", https://hdl.handle.net/2014/49249, 29th AAS/AIAA Space Flight Mechanics Meeting, Ka'anapali, Hawaii, January 13-17, 2019, JPL Open Repository
Autonomous on-board navigation has the potential to enable new types of missions and decrease reliance on NASA’s Deep Space Network for navigation purposes. Previous results have shown that navigating with only optical images of asteroids is feasible for inner planet cruise. In t...
Jan 13, 2019
Laipert, Frank; Nicholas, Austin; Olikara, Zubin; Woolley, Ryan; Lock, Rob, 2019, "Hybrid chemical-electric trajectories for a Mars Sample Return orbiter", https://hdl.handle.net/2014/50381, 29th AAS/AIAA Space Flight Mechanics Meeting, Ka'anapali, Hawaii, January 13-17, 2019, JPL Open Repository
The Earth return orbiter component of a Mars sample return campaign is a high total impulse mission with challenging timeline constraints. These competing demands mean a hybrid chemical-electric propulsion architecture may be needed for a feasible design, with chemical propulsion...
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