Payload / Mission
NROL-45 (Topaz-4) (USA-267)
Type
Government/Top Secret
Orbit
Sun-Synchronous Orbit (SSO)
Classified payload for the National Reconnaissance Office.
📡 Livestreams & webcasts
🚀 About the rocket: —
What is Delta-V in rocketry? | Δv Explained! #space #kerbalspaceprogram #science #astronomy
enKerbal Physics· Jun 14, 2025
Is This The End Of The Delta Rockets?
enWhat about it!?· Apr 2, 2024
Delta Rocket History - Part II - Legacy Of Thor - America's Most Successful Rocket
enScott Manley· Aug 7, 2022
Delta IV Heavy IGNITION SEQUENCE, Fireball, Launch Failure(Hot fire abort) Explained
enRocketGyan· Oct 5, 2020
Classified Delta IV Rocket Launch Aborted With Seconds To Go
enScott Manley· Aug 29, 2020
DELTA 2 ROCKET EXPLODES AFTER LIFTOFF!
enCrazy 8 Videos· Dec 20, 2019
Delta IV Rocket Launch With NRO L 25 Spy Satellite - The Best Documentary Ever
enAlvera Macejkovic· Dec 5, 2017
Part 2 ULA Delta IV Medium With WGS-5 Launch Webcast
enMatthew Travis· May 25, 2013
Delta IV medium (5,2) first ever launch Vandenberg
enLa waterfall Lovers· Apr 4, 2012
Delta 2 Explosion
enmisqumockas· May 15, 2008