United States. Congress. House. Committee on Science and Technology (2007). Subcommittee on Space and Aeronautics

• Enhancing the relevance of space to address national needs
• Ensuring the safety of human spaceflight
• External perspectives on the fiscal year 2010 NASA budget request and related issues
• Key issues and challenges facing NASA
• Key issues and challenges facing NASA
• Mitigating the impact of volcanic ash clouds on aviation
• Proposed changes to NASA's exploration program
• Strengthening NASA's technology development programs
• The growth of global space capabilities