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Atlas V 531

Atlas V 531 is the configuration with a five-meter payload fairing, three strap-on solid rocket boosters, and a single-engine Centaur upper stage. It first flew on 2010-08-14; 5 vehicles have flown through 2022-10-04.

Atlas V 531
NASA/Bill Ingalls · Stored/public JPEG is byte-identical to the NASA canonical 201108050008HQ large asset (1279x1920, SHA-256 54592683e90ae091eefed5173f1276a07ae2326599475516c32c208dbfd60e1c). NASA Images API metadata identifies the exact image as Atlas V Rocket Launches with Juno Spacecraft, photographed by NASA/Bill Ingalls, and describes the Atlas V/Juno launch from Space Launch Complex 41 on August 5, 2011. NASA current Images and Media Usage Guidelines state that NASA content may be used factually or informationally with NASA acknowledged, while NASA-hosted third-party content is marked and NASA use does not convey rights; commercial use must not imply endorsement and NASA logos and identifiers remain protected: https://www.nasa.gov/nasa-brand-center/images-and-media/. This is an asset-level, conservative factual/editorial reuse basis with NASA/Bill Ingalls attribution, not a blanket license for promotional content, merchandise, NASA branding, or endorsement. · Source
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Identity

Family Name
Atlas V
Full Name
Atlas V 531
Status
retired
Type
rocket
Variant Name
531

Details

Description
Atlas V 531 is the configuration with a five-meter payload fairing, three strap-on solid rocket boosters, and a single-engine Centaur upper stage. It first flew on 2010-08-14; 5 vehicles have flown through 2022-10-04.
Dimensions
Diameter M
3.81
First Flight Year
2,010
Last Flight Year
2,022
Manufacturer
Operator
Parent Vehicle Family
Propulsion Configurations
  • Entries
    • Nested value
    • Nested value
    • Nested value
    Name
    Atlas V 531 NROL-101 propulsion
    Notes
    NROL-101's 531 uses one RD-180, three GEM 63 solid rocket boosters, and the RL10C-1 Centaur engine.
  • Entries
    • Nested value
    • Nested value
    • Nested value
    Name
    Atlas V 531 SES-20/21 propulsion
    Notes
    The final 531 SES-20/21 installation uses one RD-180, three GEM 63 solid rocket boosters, and the newer RL10C-1-1 Centaur engine.
Rocket Specs
Reusability
expendable
Stages Count
2

Links

Official Url
https://www.ulalaunch.com/rockets/atlas-v

Assets & Meta

Creation Time
July 16, 2026 at 20:38:35 UTC
Updated Time
August 1, 2026 at 07:49:02 UTC
Image
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Search Name
Atlas V 531
Atlas V 531 - AeroVia