FIREFLY ALPHA BLOCK 2 BLOCK 2
EXPENDABLE 2-STAGE LAUNCH VEHICLE
ACTIVE
Technical Overview
Length
height
31.6
m
Diameter
radio_button_unchecked
1.8
m
Launch Mass
scale
54
t
Payload to LEO
rocket
1,030
kg
Payload to SSO
satellite_alt
630
kg
Engine Details
Reaver 1
Reaver 1 is Firefly’s first-stage kerolox engine used on Alpha / Alpha Block 2.
Propellant
LOX / RP-1
Thrust
184 kN
Isp (Vac)
295.6 s
Flight History
*Current Launch Library totals
rocket_launch
Total Launches
0
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Tracked launch count
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Successful Launches
0
verified
Completed launches
warning
Failed Launches
0
schedule
4 pending