NATIONAL AERONAUTICS AND SPACE ADMINISTRATION (In millions of dollars) estimate 2008 2009 Federal funds General and Special Funds: Appropriation, discretionary 252 BA ...... ...... 4,441 Outlays O ...... ...... 2,531 Total Science BA ...... ...... 4,441 O 2,531 Appropriation, discretionary 402 BA ...... ...... 446 Outlays O ...... ...... 214 Total Aeronautics BA ...... ...... 446 O 214 Appropriation, discretionary 252 BA ...... ...... 3,500 Outlays O ...... ...... 1,925 Total Exploration BA ...... ...... 3,500 O 1,925 Appropriation, discretionary 503 BA ...... ...... 116 Outlays O ...... ...... 29 Total Education BA ...... ...... 116 O 29 Appropriation, discretionary 252 BA ...... ...... 3,300 Outlays O ...... ...... 1,584 Total Cross Agency Support BA ...... ...... 3,300 O 1,584 Appropriation, discretionary 252 BA 6,166 6,715 5,775 Appropriation, mandatory BA 1 ...... ...... Spending authority from offsetting collections, discretionary BA 445 436 436 Outlays O 6,690 7,272 6,497 Account 2007 actual Education: Cross Agency Support: Space Operations: Science: Aeronautics: Exploration:Space Operations (gross) BA 6,612 7,151 6,211 O 6,690 7,272 6,497 Change in uncollected customer payments from Federal sources BA -144 ...... ...... Portion of offsetting collections credited to expired accounts BA 14 ...... ...... Offsetting collections from Federal sources -44 -336 -336 Offsetting collections from non-Federal sources -271 -100 -100 Total Space Operations (net) BA 6,167 6,715 5,775 O 6,375 6,836 6,061 Appropriation, discretionary 252 BA 32 33 36 Outlays O 32 33 36 Total Office of Inspector General BA 32 33 36 O 32 33 36 (Space flight, research, and supporting activities): (Appropriation, discretionary) 252 BA 9,359 9,767 ...... (Spending authority from offsetting collections, discretionary) BA 563 445 ...... (Outlays) O 8,950 10,265 5,384 Science, Aeronautics, and Exploration (gross) BA 9,922 10,212 ...... O 8,950 10,265 5,384 (Change in uncollected customer payments from Federal sources) BA -308 ...... ...... (Portion of offsetting collections credited to expired accounts) BA 28 ...... ...... Offsetting collections from Federal sources -100 -421 ...... Offsetting collections from non-Federal sources -160 -25 ...... Total (Space flight, research, and supporting activities) (net) BA 9,382 9,766 ...... O 8,690 9,819 5,384 (Air transportation): (Appropriation, discretionary) 402 BA 727 603 ...... (Spending authority from offsetting collections, discretionary) BA 169 170 ...... (Outlays) O 805 777 346 Science, Aeronautics, and Exploration (gross) BA 10,278 10,539 ...... O 9,495 10,596 5,730 Offsetting collections from Federal sources -21 -119 ...... Offsetting collections from non-Federal sources -171 -50 ...... Total (Air transportation) (net) BA 704 604 ...... O 613 608 346 Total Science, Aeronautics, and Exploration BA 10,086 10,370 ...... Office of Inspector General: Science, Aeronautics, and ExplorationO 9,303 10,427 5,730 Outlays 252 O 15 12 6 Human Space Flight (gross) O 15 12 6 Offsetting collections from Federal sources 1 ...... ...... Offsetting collections from non-Federal sources -1 ...... ...... Total Human Space Flight (net) BA ...... ...... ...... O 15 12 6 (Space flight, research, and supporting activities): (Outlays) 252 O 146 35 35 Science, Aeronautics and Technology (gross) O 146 35 35 (Portion of offsetting collections credited to expired accounts) BA -2 ...... ...... Offsetting collections from Federal sources 32 ...... ...... Offsetting collections from non-Federal sources -30 ...... ...... Total (Space flight, research, and supporting activities) (net) BA ...... ...... ...... O 148 35 35 Total Science, Aeronautics and Technology BA ...... ...... ...... O 148 35 35 (Space flight, research, and supporting activities): (Outlays) 252 O 3 2 1 Total (Space flight, research, and supporting activities) O 3 2 1 Total Mission Support O 3 2 1 Intragovernmental Funds: Spending authority from offsetting collections, discretionary 252 BA 51 83 83 Outlays O 46 70 82 Working Capital Fund (gross) BA 51 83 83 O 46 70 82 Offsetting collections from Federal sources 8 -35 -35 Offsetting collections from non-Federal sources -59 -48 -48 Total Working Capital Fund (net) BA ...... ...... ...... O -5 -13 -1 Trust funds Appropriation, mandatory 503 BA 1 1 1 Outlays O 1 1 1 Total Science, Space, and Technology Education Trust Fund BA 1 1 1 Working Capital Fund: Science, Space, and Technology Education Trust Fund: Human Space Flight: Science, Aeronautics and Technology Mission SupportO 1 1 1 Summary Federal funds: (As shown in detail above) BA 16,285 17,118 17,614 O 15,871 17,332 18,151 Proprietary receipts from the public 809 BA /O -11 -15 -15 Total Federal funds BA 16,274 17,103 17,599 O 15,860 17,317 18,136 Trust funds: (As shown in detail above) BA 1 1 1 O 1 1 1 Total National Aeronautics and Space Administration BA 16,275 17,104 17,600 O 15,861 17,318 18,137 Deductions for offsetting receipts: