SpaceX Falcon 9 Block 5 USSF-259
Falcon 9 Block 5
Status
Success
Date
17 SEP 2026
01:07
Mission Overview
USSF-259 is a classified mission for the United States Space Force. It is possibly a batch of classified LEO satellites based on SpaceX’s Starshield satellite bus, based on locations of ascent rocket stage drop zones being fits with previous SDA Transport Layer launches.
Rocket
Falcon 9 Block 5
Mission Type
Government/Top Secret
Orbit
Polar Orbit
Stages
2
Livestream
Rocket Details
Falcon 9 is a two-stage rocket designed and manufactured by SpaceX for the reliable and safe transport of satellites and the Dragon spacecraft into orbit. The Block 5 variant is the fifth major interval aimed at improving upon the ability for rapid reusability.
Height
70 m
Diameter
3.65 m
Launch Mass
549 T
Thrust
7,607 kN