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Firefly Alpha Block I

Alpha Block I is the original Firefly Alpha configuration flown on FLTA001 through FLTA007 from 2021 to 2026. The expendable two-stage vehicle used four Reaver engines and one Lightning upper-stage engine. It reached orbit on Flight 2, executed the VICTUS NOX responsive mission on Flight 3, and retired after the successful Flight 7 return-to-flight mission.

Identity

Aliases
Alpha Block 1Original Alpha configurationAlpha FLTA001–FLTA007 configuration
Family Name
Alpha
Full Name
Firefly Alpha Block I
Reusability
expendable
Slug
firefly-alpha-block-i
Status
retired
Type
rocket
Variant Name
Block I

Details

Description
Alpha Block I is the original Firefly Alpha configuration flown on FLTA001 through FLTA007 from 2021 to 2026. The expendable two-stage vehicle used four Reaver engines and one Lightning upper-stage engine. It reached orbit on Flight 2, executed the VICTUS NOX responsive mission on Flight 3, and retired after the successful Flight 7 return-to-flight mission.
Diameter M
2
Engines
  • Count
    4
    Name
    Reaver 1
    Placement
    core
  • Count
    1
    Name
    Lightning 1
    Placement
    upper
First Flight Year
2,021
Height M
29.48
Last Flight Year
2,026
Manufacturer Id
jd7a69kxafjf2m8a52w1d9dpax7kqq25
Operator Id
jd7a69kxafjf2m8a52w1d9dpax7kqq25
Parent Vehicle Family Id
nd7kzn594t4sgm8rdszkhz5t9h8ah1fw
Payload Capacity Kg
Leo
1,170
Sso
745
Stages Count
2
Strap On Boosters Count
0

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Creation Time
7/14/2026, 1:30:44 AM
Updated Time
7/14/2026, 1:30:44 AM