Success
NROL-174
Government/Top Secret
Northrop Grumman Space Systems(NGSS)CommercialMinotaur IV
N/Aorbit
Classified payload for the U.S. National Reconnaissance Office.
Wednesday, April 16, 2025 at 7:33 PM
Mission details
Orbital Attempt
#6,928
NGSS Mission
#15
Pad Launch
#9
Location Launch
#801
Designator
2025-077
Launch Window
NET
Apr 16, 2025, 7:33 PM
Precision
Minute
Schedule Changes
1 update
Lift Off
7:00 PM
Window Open
9:26 PM
Window Close
Space Launch Complex 8
Space Launch Complex 8 (SLC-8), is a launch pad at Vandenberg Space Force Base in California, United States. It is used by Minotaur rockets. It was originally part of the California Spaceport, and was known as the Commercial Launch Facility (CLF) or Space Launch Facility (SLF).
Total Launches
10
Orbital Attempts
10
Fastest Turnaround
25d 21h
Links
Minotaur IV Specs
The Minotaur IV launch system is derived from the Peacekeeper ICBM. The first three stages are taken directly from decommissioned Peacekeeper missiles. A fourth stage, the Orion-38, is taken from the Pegasus family of air-launched rockets.
Length
23.9 m
Diameter
2.35 m
Launch Mass
86 t
Thrust
2,200 kN
LEO Capacity
1,735 kg
GTO Capacity
0 kg
Reusable
No
Maiden Flight
2010
Fastest Turnaround
11mo 25d
Total Launches
5
Successful
5
Failed
0
Consecutive Success
5
Maiden flight: Sep 26, 2010
Northrop Grumman Space Systems
Northrup Grumman Space Systems designs, builds and delivers space, defence and aviation-related systems to customers around the world. They aquired Orbital ATK in 2018 along with its launchers and ongoing missions.
Founded
2015
Administrator
CEO: Kathy Warden
Total Launches
16
Successful
16
Failed
0
Pending
2
Consecutive Success
16
Vandenberg SFB, CA, USA
Vandenberg Space Force Base is a United States Space Force Base in Santa Barbara County, California. Established in 1941, Vandenberg Space Force Base is a space launch base, launching spacecraft from the Western Range, and also performs missile testing. The United States Space Force's Space Launch Delta 30 serves as the host delta for the base, equivalent to an Air Force air base wing. In addition to its military space launch mission, Vandenberg Space Force Base also hosts space launches for civil and commercial space entities, such as NASA and SpaceX.
Timezone
America/Los_Angeles
Local Launch Time
Apr 16, 2025, 12:33 PM
Total Launches
885
Total Landings
34
Coordinates
34.7513, -120.5202