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Government Accountability Office
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Space-related Reports

GAO Space Reports - Subcategories

Missile Defense Systems
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Missile Defense Systems

• Ballistic Missile Defense: Actions Needed to Improve Training Integration and Increase Transparency of Training Resources, GAO-11-625, Jul 18, 2011
• Missile Defense: Actions Needed to Improve Transparency and Accountability, GAO-11-555T, Apr 13, 2011
• Missile Defense: Actions Needed to Improve Transparency and Accountability, GAO-11-372, Mar 24, 2011
• Ballistic Missile Defense: DOD Needs to Address Planning and Implementation Challenges for Future Capabilities in Europe, GAO-11-220, Jan 26, 2011
• Missile Defense: European Phased Adaptive Approach Acquisitions Face Synchronization, Transparency, and Accountability Challenges, GAO-11-179R, Dec 21, 2010
• Defense Acquisitions: Missile Defense Program Instability Affects Reliability of Earned Value Management Data, GAO-10-676, Jul 14, 2010
• Defense Acquisitions: Missile Defense Transition Provides Opportunity to Strengthen Acquisition Approach, GAO-10-311, Feb 25, 2010
• Missile Defense: DOD Needs to More Fully Assess Requirements and Establish Operational Units before Fielding New Capabilities, GAO-09-856, Sep 16, 2009
• Ballistic Missile Defense: Actions Needed to Improve Planning and Information on Construction and Support Costs for Proposed European Sites, GAO-09-771, Aug 6, 2009
• Defense Management: Key Challenges Should be Addressed When Considering Changes to Missile Defense Agency's Roles and Missions, GAO-09-466T, Mar 26, 2009
• Defense Acquisitions: Production and Fielding of Missile Defense Components Continue with Less Testing and Validation Than Planned, GAO-09-338, Mar 13, 2009
• Defense Acquisitions: Charting a Course for Improved Missile Defense Testing, GAO-09-403T, Feb 25, 2009
• Defense Acquisitions: Sound Business Case Needed to Implement Missile Defense Agency's Targets Program, GAO-08-1113, Sep 26, 2008
• Missile Defense: Actions Needed to Improve Planning and Cost Estimates for Long-Term Support of Ballistic Missile Defense, GAO-08-1068, Sep 25, 2008
• Ballistic Missile Defense: Actions Needed to Improve Process for Identifying and Addressing Combatant Command Priorities, GAO-08-740, Jul 31, 2008
• Defense Acquisitions: Assessment of Progress Made on Block 2006 Missile Defense Capabilities and Oversight, GAO-08-608T, Apr 1, 2008
• Defense Acquisitions: Progress Made in Fielding Missile Defense, but Program Is Short of Meeting Goals GAO-08-448 March 14, 2008
• Defense Acquisitions: Assessment of DOD Efforts to Enhance Missile Defense Capabilities and Oversight GAO-08-506T February 26, 2008
• Defense Infrastructure: Full Costs and Security Implications of Cheyenne Mountain Realignment Have Not Been Determined GAO-07-803R, May 21, 2007
• Defense Acquisitions: Missile Defense Agency's Flexibility Reduces Transparency of Program Cost GAO-07-799T, April 30, 2007
• Missile Defense: Actions Needed to Improve Information for Supporting Future Key Decisions for Boost and Ascent Phase Elements GAO-07-430, April 17, 2007
• Defense Acquisitions: Missile Defense Needs a Better Balance between Flexibility and Accountability GAO-07-727T, April 11, 2007
• Defense Acquisitions: Missile Defense Acquisition Strategy Generates Results but Delivers Less at a Higher Cost GAO-07-387, March 15, 2007
• Defense Acquisitions: Actions Needed to Ensure Adequate Funding for Operation and Sustainment of the Ballistic Missile Defense System, GAO-05-817, September 6, 2005
• Department of Defense's Assessment Addresses Congressional Concerns but Lacks Detail on High Energy Laser Transition Plans, GAO-05-933R, July 28, 2005
• Defense Management: Actions Needed to Improve Operational Planning and Visibility of Costs for Ballistic Missile Defense, GAO-06-473, May 31, 2006
• Defense Acquisitions: Missile Defense Agency Fields Initial Capability but Falls Short of Original Goals, , GAO-06-327, March 15, 2006
• Defense Acquisitions: Actions Needed to Ensure Adequate Funding for Operation and Sustainment of the Ballistic Missile Defense System. GAO-05-817, September 6, 2005.
• Department of Defense Initiatives on High Energy Lasers Have Been Responsive to Congressional Direction (GAO-05-545R), May 18, 2005 [PDF 487 Kb]
• DEFENSE ACQUISITIONS Status of Ballistic Missile Defense Program in 2004 (GAO-05-243), March 2005 [PDF 1,721 Kb]
• Missile Defense: Actions Are Needed to Enhance Testing and Accountability. (GAO-04-409) April 23, 2004 [PDF 6.52Mb]
• MISSILE DEFENSE Actions Are Needed to Enhance Testing and Accountability (GAO-04-409), April 2004 [PDf 6.67 MB]
• Missile Defense: Actions Being Taken to Address Testing Recommendations, but Updated Assessment Needed. (GAO-04-254), February 26, 2004 [PDF 1.03 Mb]

• Defense Acquisitions: Despite Restructuring, SBIRS High Program Remains at Risk of Cost and Schedule Overruns, (GAO-04-48), October 31, 2003 [PDF 1.2 Mb]
• Missile Defense: Additional Knowledge Needed in Developing System for Intercepting Long-Range Missiles, (GAO-03-600), August 21, 2003 [PDF 1.85 Mb]
• Missile Defense: Knowledge-Based Practices Are Being Adopted but Risks Remain, April 30, 2003 (GAO-03-441) [PDF 1.66 Mb]
• Missile Defense: Alternative Approaches to Space Tracking and Surveillance System Need to Be Considered, May 23, 2003 (GAO-03-597) [PDF 1.2 Mb]
• Information on Canceled Integration Flight Test-16 for Ground-Based Midcourse Defense Element, May 8, 2003 (GAO-03-767R) [PDF 177 Kb]
• Missile Defense: Events Related to Contractor Selection for the Exoatmospheric Kill Vehicle, (GAO-03-324R) January 27, 2003 [PDF 125 Kb]

• MISSILE DEFENSE: Review of Allegations about an Early National Missile Defense Flight Test, September 2002 (GAO-02-125) [PDF 549 Kb]
• MISSILE DEFENSE: Knowledge-Based Process Would Benefit Airborne Laser Decision-Making. Statement of Robert E. Levin, Director, Acquisition and Sourcing Management, Tuesday, July 16, 2002 (GAO-02-949T) [PDF 107 kb]
• MISSILE DEFENSE: Knowledge-Based Decision Making Needed to Reduce Risks in Developing Airborne Laser, July 2002 (GAO-02-631) [PDF 470 kb]
• MISSILE DEFENSE: Review of Results and Limitations of an Early National Missile Defense Flight Test, February 2002 (GAO-02-124) [PDF 475 Kb]

• DEFENSE ACQUISITIONS: Space-Based Infrared System-low at Risk of Missing Initial Deployment Date, February 2001, (GAO-01-6) [PDF 625 Kb]

• Missile Defense: Cost Increases Call for Analysis of How Many New Patriot Missiles to Buy [NSIAD-00-153] 06/29/2000
• Missile Defense: Schedule for Navy Theater Wide Program Should Be Revised to Reduce Risk [NSIAD-00-121] 05/31/2000. [PDF Version]
• Missile Defense: Status of the National Missile Defense Program [NSIAD-00-131] 05/31/2000. [PDF Version]

• Ballistic Missile Defense: More Common Systems and Components Could Result in Cost Savings (Letter Report, 05/21/99, GAO/NSIAD-99-101).
• Defense Acquisitions: DOD Efforts to Develop Laser Weapons for Theater Defense (Chapter Report, 03/31/99, GAO/NSIAD-99-50). PDF version
• Cruise Missile Defense: Progress Made but Significant Challenges Remain (Letter Report, 03/31/99, GAO/NSIAD-99-68). [PDF Version]

• National Missile Defense: Even With Increased Funding Technical and Schedule Risks Are High GAO/NSIAD-98-153, June 23. [also in PDF]
• Defense Acquisition: Decision Nears on Medium Extended Air Defense System (Letter Report, 09 June 1998, GAO/NSIAD-98-145). [PDF Version]

• National Missile Defense: Schedule and Technical Risks Represent Significant Development Challenges (Letter Report, 12/12/97, GAO/NSIAD-98-28). [PDF Version]
• Ballistic Missile Defense: Improvements Needed in Navy Area Acquisition Planning. NSIAD-98-34. November 14, 1997. [PDF Version]
• Theater Missile Defense: Significant Technical Challenges Face the Airborne Laser Program. NSIAD-98-37. October 23, 1997. [PDF Version]
• Ballistic Missile Defense: Improvements Needed in THAAD Acquisition Planning. NSIAD-97-188. September 12, 1997. [PDF Version]
• National Missile Defense - Risk and Funding Implications for Space-Based Infrared Low Component - GAO/NSIAD-97-16, February 25, 1997. [PDF Version]

• Issues Concerning Acquisition of THAAD Prototype System (Letter Report, 07/09/96, GAO/NSIAD-96-136). [PDF Version]

• High Risk Series: Defense Weapons Systems Acquisition, GAO Report HR-95-4, 2/01/95.
• Financial Management: Theater Missile Defense Cooperation Account, GAO Report NSIAD-95-93, 4/3/95.
• Ballistic Missile Defense: Current Status of Strategic Target System, GAO Report NSIAD-95-78, 3/3/95. [PDF Version]
• Ballistic Missile Defense: Computation of Number of Patriot PAC-3 Interceptors Needed Is Flawed, GAO Report NSIAD-95-45, 3/17/95. [PDF Version 2.3 Mb]

• Ballistic Missile Defense: Records Indicate Deception Program Did Not Affect 1984 Test Results, GAO Report NSIAD-94-219, 7/21/94.
• Ballistic Missile Defense: Information on Theater High Altitude Area Defense (THAAD) and Other Theater Missile Defense Systems, GAO Testimony NSIAD-94-167, 05/03/94.
• Military Space Programs: Comprehensive Analysis Needed and Cost Savings Available, GAO Testimony, GAO/T-NSIAD-94-164, 04/14/94.
• Ballistic Missile Defense: Information on Theater High Altitude Area Defense (THAAD) System, GAO Report, NSIAD-94-107BR, 01/27/94.

• OPERATION DESERT STORM DATA DOES NOT EXIST TO CONCLUSIVELY SAY HOW WELL PATRIOT PERFORMED GAO Report B-250335 - September 22, 1992
• OPERATION DESERT STORM Project Manager's Assessment of Patriot Missile's Overall Performance Is Not Supported GAO Report, T/NSIAD-92-27, April 7, 1992.
• Patriot Missile Software Problem -- Software Problem Led to System Failure at Dhahran, Saudi Arabia GAO Report IMTEC-92-26 February 4, 1992. [PDF Version 1.8 Mb]

• Strategic Defense System: Stable Design and Adequate Testing Must Precede Decision to Deploy, GAO Report, GAO/IMTEC-90-61, July 1990. [PDF Version 3 Mb]