30 Years of Propulsion at MSFC: A Personal Perspective
60+ Years of Humans to Mars Mission Planning
1994 Research and Technology Report at the Goddard Space Flight Center
2005 Engineering Annual Report
2018 Science Mission Directorate Technology Highlights
A 300-Coffee-Cup-Per-Shift Mission
AA-STR MKII: DEVELOPING A NEXT GENERATION AUTONOMOUS STAR SENSOR
About one problem of trajectory optimization