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Delta II 7925-10C

Delta II 7925-10C combined the three-stage, nine-booster 7925 propulsion configuration with a ten-foot composite payload fairing. Its sole flight, United Launch Alliance article D323, successfully launched NASA's five-spacecraft THEMIS mission in February 2007.

Delta II 7925-10C
NASA / Tony Gray · NASA/KSC asset; NASA’s KSC-07PD-2590 catalog identifies the exact Delta II/Dawn launch and credits the photograph to NASA / Tony Gray. NASA’s current Images and Media Usage Guidelines generally permit factual or informational/editorial use with NASA attribution and without implying NASA endorsement. NASA insignia, launch-provider or other third-party marks, identifiable-person rights, and any commercial, promotional, merchandise, or protected-rights use remain separately restricted or clearance-sensitive; verify before such use. · Source
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Identity

Aliases
Delta 7925-10CDelta II/7925-10CDelta 2-7925-10C
Family Name
Delta II
Full Name
Delta II 7925-10C
Status
retired
Type
rocket
Variant Name
7925-10C

Details

Description
Delta II 7925-10C combined the three-stage, nine-booster 7925 propulsion configuration with a ten-foot composite payload fairing. Its sole flight, United Launch Alliance article D323, successfully launched NASA's five-spacecraft THEMIS mission in February 2007.
First Flight Year
2,007
Last Flight Year
2,007
Manufacturer
Operator
Parent Vehicle Family
Propulsion Configurations
  • Entries
    • Count
      1
      Placement
      core
      Propulsion System
      Role
      main
      Stage
      first-stage
      Variant Notes
      Single RS-27A on the Delta II first stage.
    • Count
      9
      Placement
      booster
      Propulsion System
      Role
      booster
      Stage
      first-stage
      Variant Notes
      Nine Alliant Techsystems GEM 40 strap-on solid motors.
    • Count
      1
      Placement
      upper
      Propulsion System
      Role
      upper-stage
      Stage
      second-stage
      Variant Notes
      Single restartable AJ10-118K on the Delta-K second stage.
    Name
    Delta II 7925-10C
    Notes
    Exact two-stage Delta II 7925-10C propulsion; the 10C designation changes the payload fairing, not the documented propulsion stack.
Rocket Specs
Reusability
expendable
Stages Count
3
Strap On Boosters Count
9

Links

Official Url
https://sma.nasa.gov/LaunchVehicle/assets/delta-ii-data-sheet.pdf

Assets & Meta

Creation Time
July 18, 2026 at 08:04:04 UTC
Updated Time
August 1, 2026 at 10:31:20 UTC
Image
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Delta II 7925-10C - AeroVia