Spending · subcategory

Space flight, research, and supporting activities

NASA. Part of Science, space & technology. FY2025 net outlays: $23.6B, 56% of the category and 0.34% of all federal spending. The largest program is Exploration ($7.63B).

$23.6B

FY2025 net outlays

56%

of Science, space & technology

−1.9%

change from FY2024 ($24.1B)

programs (accounts) with FY2025 spending

Every program

9 accounts with FY2025 spending in Space flight, research, and supporting activities, largest first. Hover or tap a bar for details.

Discretionary (set by yearly appropriations)

ExplorationNational Aeronautics and Space Administration

$7.63B

ScienceNational Aeronautics and Space Administration

$7.52B

Space OperationsNational Aeronautics and Space Administration

$3.96B

Safety, Security and Mission ServicesNational Aeronautics and Space Administration

$2.91B

Space TechnologyNational Aeronautics and Space Administration

$907M

Construction and Environmental Compliance and RestorationNational Aeronautics and Space Administration

$421M

Science, Technology, Engineering, and Mathematics EngagementNational Aeronautics and Space Administration

$142M

Working Capital FundNational Aeronautics and Space Administration

$60M

Office of Inspector GeneralNational Aeronautics and Space Administration

$48M

How the total adds up

Programs (the 9 accounts above)	$23.6B
Net outlays, matching OMB Historical Table 3.2	$23.6B

All programs, sortable

Sparklines show each program in 2025 dollars, FY2000–2025.

Program	Type	FY2024	FY2025	Change
Exploration National Aeronautics and Space Administration	Discretionary	$7.20B	$7.63B	+5.9%
Science National Aeronautics and Space Administration	Discretionary	$7.71B	$7.52B	−2.4%
Space Operations National Aeronautics and Space Administration	Discretionary	$4.34B	$3.96B	−8.7%
Safety, Security and Mission Services National Aeronautics and Space Administration	Discretionary	$3.10B	$2.91B	−6.0%
Space Technology National Aeronautics and Space Administration	Discretionary	$1.15B	$907M	−21%
Construction and Environmental Compliance and Restoration National Aeronautics and Space Administration	Discretionary	$371M	$421M	+13%
Science, Technology, Engineering, and Mathematics Engagement National Aeronautics and Space Administration	Discretionary	$145M	$142M	−2.1%
Working Capital Fund National Aeronautics and Space Administration	Discretionary	$10M	$60M	+500%
Office of Inspector General National Aeronautics and Space Administration	Discretionary	$48M	$48M	+0.0%

Space flight, research, and supporting activities since 1993

Net outlays in 2025 dollars, fiscal years 1993–2025.

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