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Showing 1 to 2 of 2 for “"Human Mars missions"”.
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Assessment of aerocapture-entry trajectories for human Mars exploration
… descent, and landing is being explored for human Mars missions. These aerocapture-entry trajectories have advantages over a direct entry, but the advantages come at the cost of additional entry system mass. The goal of this research is to identify the parking orbit which minimizes entry …
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A systems and cost analysis of human rated Mars entry, descent, and landing vehicles
"Cost is one of the biggest obstacles to sending humans to Mars. However, spacecraft costs are typically not taken into consideration until after the preliminary vehicle and mission concepts have been designed. Once costs have been estimated, managers and project teams often lack confidence that …