Dr. Yung-Kang (Derby) Sun is an independent researcher, STEM (Science, Technology, Engineering and mathematics) educator at colleges and universities, and founder/director of Engineering Design and Development Group-a small scientific and engineering research, development and consultant business. He earned his Ph.D. in Mechanical Engineering, M.S. in Engineering Technology and B.S. in Mechanical Engineering. Since the year of 2002, Dr. Sun has presented his researches in the subjects of space propulsion and energy technologies for future space explorations at various conferences at AIAA (American Institute of Aeronautics and Astronautics). He is the newly elected Associate Fellow at AIAA, and his research interests are unique and breakthrough space propulsive technologies, energy-harvesting technologies through dynamic and harsh environments in space, and alternative and renewable energy systems for planetary explorations.