Tansei-4
Mu-3S
Institute of Space and Astronautical Science
Mission
Tansei-4
Type: Test Flight
Tansei-4 was a test satellite to verify the performance of Mu-3S rocket and to test out tecnhologies for future satellites.
Trajectory
The trajectory is unavailable. Check back for updates.
Location
Mu Center
Uchinoura Space Center, Japan
43 rockets have launched from Uchinoura Space Center, Japan.

Rocket
Mu-3S – Institute of Space and Astronautical Science
- Family: Mu
- Length: 23.8 m
- Diameter: 1.41 m
- Launch Mass: 49 T
- Low Earth Orbit Capacity: 300 kg
The Mu-3S was manufactured by Institute of Space and Astronautical Science with the first launch on 1980-02-17. Mu-3S has 4 successful launches and 0 failed launches with a total of 4 launches. The Mu, also known as M, was a series of Japanese solid-fuelled carrier rockets, which were launched from Uchinoura between 1966 and 2006. Originally developed by Japan’s Institute of Space and Astronautical Science, Mu rockets were later operated by Japan Aerospace Exploration Agency following ISAS becoming part of it.
Agency
Institute of Space and Astronautical Science – ISAS
- Type: Government
- Abbreviation: ISAS
- Launchers: Lambda
- Country: JPN
ISAS is a Japanese national research organization of astrophysics using rockets, astronomical satellites and interplanetary probes which played a major role in Japan’s space development.