Go
Demo Flight
Test Flight
Agency for Defense Development(ADD)Government
South Korean ADD Solid-Fuel SLV
LEOorbit
Note: Launch vehicle name is provisional. First orbital full version launch of the South Korean military small satellite launch vehicle, after 2 sub-orbital tests of individual stages on 30 March and 30 December 2022, and 1 orbital test flight without the 2nd stage on 4 December 2023. Details TBD.
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Jun 1, 2026, 5:00 AM
Mission details
Orbital Attempt
#7,298
ADD Mission
#2
Pad Launch
#2
Location Launch
#41
Launch Window
NET
Jun 1, 2026, 5:00 AM
Precision
Hour
Schedule Changes
7 updates
Schedule Updates
7 entries- Current scheduleCurrentNo NET changeMay 26, 2026, 3:18 PMJun 1, 2026, 5:00 AM(Hour)Go
- Schedule updatedDelayed 1d 5hMay 21, 2026, 9:32 PMJun 1, 2026, 5:00 AM(Hour)TBCWindow: 5:00 AM – 9:00 AM
- Schedule updatedDelayed 10d 19hMay 17, 2026, 3:04 PMMay 31, 2026, 12:00 AM(Month)TBDWindow: 12:00 AM – 12:00 AM
- Schedule updatedMoved up 10d 19hMay 9, 2026, 11:10 PMMay 20, 2026, 5:00 AM(Hour)TBCWindow: 5:00 AM – 9:00 AM
- Schedule updatedDelayed 35d 19hApr 22, 2026, 3:02 AMMay 31, 2026, 12:00 AM(Month)TBDWindow: 12:00 AM – 12:00 AM
- Schedule updatedDelayed 3dApr 17, 2026, 3:16 AMApr 25, 2026, 5:00 AM(Hour)GoWindow: 5:00 AM – 9:00 AM
- Initial scheduleApr 16, 2026, 12:03 PMApr 22, 2026, 5:00 AM(Hour)TBC
Social Flight Log
- May 26, 2026, 3:17 PM
Set launch to GO with release of NOTAMs.
Source - May 21, 2026, 9:31 PM
NET June 1, TBC.
Source - May 17, 2026, 3:00 PM
Reverted back to NET May due to lack of NOTAMs.
Source - May 9, 2026, 11:08 PM
NET May 20, TBC.
Source - Apr 22, 2026, 3:01 AM
Delayed to NET May.
Source - Apr 17, 2026, 2:58 AM
Delayed to NET April 25 due to launch site weather.
Source - Apr 11, 2026, 3:26 PM
Added launch per NOTAMs; payload details TBD.
Source
ADD Offshore launch platform
Offshore launch platform for the South Korean military small satellite launch vehicle.
Total Launches
1
Orbital Attempts
1
South Korean ADD Solid-Fuel SLV Specs
LEO Capacity
500 kg
Reusable
No
Total Launches
0
Successful
0
Failed
0
Consecutive Success
0
Agency for Defense Development
The Agency for Defense Development (ADD) is the South Korean national agency for research and development in defense technology, funded by the Defense Acquisition Program Administration (DAPA). Its purpose is contributing to enforcing the national defence, to improving the national R&D capacity, and to fostering the domestic defense industry.
Founded
1970
Total Launches
1
Successful
1
Failed
0
Pending
1
Consecutive Success
1
Sea Launch
Total Launches
40
Total Landings
0
Coordinates
33.2167, 126.3667