Earth and Planetary Sciences
Spacecraft
100%
Sample
37%
Solar Electric Propulsion
25%
Sampling
25%
Landmark
12%
Feasibility
12%
Transporter
12%
Electric Propulsion
12%
Rendezvous
12%
Hyperbolic Reentry
12%
Spacecraft Design
12%
Approach
12%
Cartography
12%
Exploration
12%
Launch Window
12%
Chemistry
Sample
37%
Sampling
25%
Ion
12%
Weight
12%
Surface
12%
Primary Structure
12%
Capsule
12%
Physics
Solar Electric Propulsion
25%
Sampling
25%
Spacecraft Design
12%
Electric Propulsion
12%
Rendezvous
12%
Exploration
12%
Engineering
Thruster
12%
Characteristic Point
12%
Target Plate
12%
Surfaces
12%
Estimation
12%
Mapping
12%
Natural Resources Exploration
12%