Subject
Appropriations and expenditures
Outer space Exploration Finance
7
Astronautics and state
5
Outer space Exploration Government policy
4
Outer space Exploration
3
Astronautics, Military Finance
2
Manned space flight Planning
2
Outer space Military aspects
2
Space sciences Finance
2
Astronautics Technological innovations
1
Astronautics, Military
1
Astronauts Medical care
1
Federal aid to research
1
Launch vehicles (Astronautics) Research Finance
1
Manned space flight Government policy
1
Medical care
1
National security
1
Officials and employees
1
Outer space Civilian use International cooperation
1
Outer space Exploration Planning
1
Outer space Law and legislation
1
Planning
1
Procurement
1
Space control (Military science)
1
Space flight Finance
1
Space flight Research Finance
1
Space flight to Mars Government policy
1
Space security
1
Space shuttles
1
Space stations
1
Space surveillance
1
United States Appropriations and expenditures, 2008
1
United States Appropriations and expenditures, 2015
1