SS-520
JPN Wikipedia 
Built & Operated By
Japan Aerospace Exploration Agency
Government · founded 2003
Family
S-Series
variant 5
Maiden Flight
3 FEB 2018
About
The fifth configuration of the SS-520, succeeded as the smallest rocket to put something into orbit. It holds this title to this day.
Vehicle Specifications
Diameter
0.5 m
Launch Mass
3 T
Stages
3
Configuration
Expendable
Launch Record
Total Launches
1
Successful
1
Failed
0
Consecutive
1
Performance
To LEO
4 kg
Apogee
1,000 km