2024 42 USC 18311 – United States human space flight policy

2023 42 USC 18311 – United States human space flight policy

2022 42 USC 18311 – United States human space flight policy

2021 42 USC 18311 – United States human space flight policy

2020 42 USC 18311 – United States human space flight policy

2018 42 USC 18311 – United States human space flight policy

2017 42 USC 18311 – United States human space flight policy

2015 42 USC 18311 – United States human space flight policy

2014 42 USC 18311 – United States human space flight policy