School of Aerospace Engineering Publications & Presentations
Scholarly work from the School of Aerospace Engineering
All materials in SMARTech are protected under U.S. Copyright Law and all rights are reserved. Such materials may be used, quoted or reproduced for educational purposes only with prior permission, provided proper attribution is given. Any redistribution, reproduction or use of the materials, in whole or in part, is prohibited without prior permission of the author.
Recent Submissions
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Designing for Security: A Cybersecurity Introduction for Aerospace Education
(Georgia Institute of Technology, 2021)The world is becoming increasingly digital-- the integration of communications, sensors, and data collection is becoming more and more prevalent in the Aerospace sector. Furthermore, the Aerospace sector plays a large role ... -
Multidisciplinary Design Optimization Approach to Integrated Space Mission Planning and Spacecraft Design
(AIAA, 2022)Space mission planning and spacecraft design are tightly coupled and need to be considered together for optimal performance; however, this integrated optimization problem results in a large-scale mixed-integer nonlinear ... -
Benchmark Analysis of Semantic Segmentation Algorithms for Safe Planetary Landing Site Selection
(2022-04)This paper presents an in-depth analysis of state-of-the-art semantic segmentation algorithms applied to spacecraft safe planetary landing via hazard detection and avoidance. Several architectures are trained from binary ... -
Space Exploration Architecture and Design Framework for Commercialization
(2021-10)The trend of space commercialization is changing the decision-making process for future space exploration architectures, and there is a growing need for a new decision-making framework that explicitly considers the ... -
Hierarchical Reinforcement Learning Framework for Stochastic Spaceflight Campaign Design
(2021-12)This paper develops a hierarchical reinforcement learning architecture for multimission spaceflight campaign design under uncertainty, including vehicle design, infrastructure deployment planning, and space transportation ... -
On-Orbit Servicing Optimization Framework with High- and Low-Thrust Propulsion Tradeoff
(2021-07)This paper proposes an on-orbit servicing logistics optimization framework capable of performing the short-term operational scheduling and long-term strategic planning of sustainable servicing infrastructures that involve ... -
Spare Strategy Analysis for Life Support Systems for Human Space Exploration
(2021-07)Systems enabling long-duration crewed missions are expected to have high probabilities of success through sparing of components. To enable such systems, the tradeoff between the reliability and the mass needs to be ... -
Flexibility Management for Space Logistics via Decision Rules
(2021-04)This paper develops a flexibility management framework for space logistics mission planning under uncertainty through decision rules and multistage stochastic programming. It aims to add built-in flexibility to space ... -
Framework for Modeling and Optimization of On-Orbit Servicing Operations under Demand Uncertainties
(2021-06)This paper develops a framework that models and optimizes the operations of complex on-orbit servicing infrastructures involving one or more servicers and orbital depots to provide multiple types of services to a fleet of ... -
Integrated In-Situ Resource Utilization System Design and Logistics for Mars Exploration
(2020-05)This paper develops an interdisciplinary space architecture optimization framework to analyze the tradeoff on in-situ resource utilization options, identify technology gaps, evaluate the benefits of in-situ resource ... -
Spacecraft Attitude Control: A Consideration of Thrust Uncertainty
(2020-09)To account for torque disturbances, and control trajectory error, a model of spacecraft attitude system is presented which replicates uncertainty in the class of continuous low-thrust systems. The generated uncertainty ... -
Spacecraft trajectory tracking and parameter estimation around a splitting contact binary asteroid
(2020-06)Increasing interest in asteroid mining and in-situ resource utilization will lead to an increase in asteroid surface operations. The geophysical properties of asteroids are often unknown and play a significant role in the ... -
Event-Driven Network Model for Space Mission Optimization with High-Thrust and Low-Thrust Spacecraft
(2020-03)Numerous high-thrust and low-thrust space propulsion technologies have been developed in the recent years with the goal of expanding space exploration capabilities; however, designing and optimizing a multi-mission campaign ... -
Satellite Constellation Pattern Optimization for Complex Regional Coverage
(2020-09)The use of regional coverage satellite constellations is on the rise, urging the need for an optimal constellation design method for complex regional coverage. Traditional constellations are often designed for continuous ... -
Semi-Analytical Model for Design and Analysis of On-Orbit Servicing Architecture
(2020-05)Robotic on-orbit servicing (OOS) is expected to be a key technology and concept for future sustainable space exploration. This paper develops a novel semi-analytical model for OOS system analysis, responding to the growing ... -
Space architecture design for commercial suitability: A case study in in-situ resource utilization systems
(2020-10)Space Agencies are increasingly interested in stimulating non-traditional players to participate more broadly in the space enterprise. Historically, high barriers to entry in the space market have included challenges of ... -
Multifidelity Space Mission Planning and Infrastructure Design Framework for Space Resource Logistics
(2021-03)To build a sustainable space transportation system for human space exploration, the design and deployment of space infrastructure, such as in-situ resource utilization plants, in-orbit propellant depots, and on-orbit ... -
Development and Testing of a 3-D-Printed Cold Gas Thruster for an Interplanetary CubeSat
(Georgia Institute of Technology, 2018-03)This paper describes the development and testing of a cold gas attitude control thruster produced for the BioSentinel spacecraft, a CubeSat that will operate beyond Earth orbit. The thruster will reduce the spacecraft ...
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