INSTITUTE OF SPACE AND ASTRONAUTICAL SCIENCE

Mu-3S-II | Sakigake

SUCCESSJan 7, 1985 at 19:26 UTCMu-3S-II
PADMu Center
SITEUchinoura Space Center, Japan →
ORBITAsteroid
TYPERobotic Exploration

Japaneset halley comet flyby mission

VEHICLE
Mu-3S-II
MISSION
Sakigake
MISSION TYPE
Robotic Exploration
TARGET ORBIT
Asteroid
LAUNCH PAD
Mu Center
COUNTRY
JPN
CONFIRMEDPrecision: Minute
LAUNCH LIBRARY 2 PRIMARY
API ID: 72f11cbe-192e-45af-9dd9-5b5e6dc70f7d
Reported date: Jan 7, 1985 at 19:26 UTC
Last synced: 12 hours ago
This launch date and time are confirmed by the launch provider. Countdown is active.
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MANUFACTURER
Institute of Space and Astronautical Science
VARIANT
S-II
FLIGHTS
8
SUCCESSES
7
SUCCESS RATE
87.5%

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.

When is the Mu-3S-II | Sakigake launch?
The Mu-3S-II | Sakigake is scheduled for Monday, January 7, 1985 at 7:26 PM UTC. This is the NET (No Earlier Than) time and may be subject to change. Current status: SUCCESS.
What rocket is being used for Sakigake?
The Mu-3S-II | Sakigake mission uses the Mu-3S-II rocket, manufactured by Institute of Space and Astronautical Science. The Mu-3S-II has flown 8 times with a 87.5% success rate.
Where is the Mu-3S-II | Sakigake launching from?
The launch takes place from Mu Center at Uchinoura Space Center, Japan.
What orbit is Sakigake going to?
The Sakigake mission is targeting Asteroid.
Who is launching Sakigake?
The Mu-3S-II | Sakigake is operated by Institute of Space and Astronautical Science.
Can I watch the Mu-3S-II | Sakigake launch live?
Yes. Visit the launch detail page on Space Launch Live for embedded YouTube webcasts, replay videos, and links to live coverage from SpaceX, NASA, NASASpaceflight, and other channels.
Mar 29, 2026 23:44 UTC
Launch added to tracker
Imported from Launch Library 2 API
Mar 29, 2026 23:44 UTC
Launch date set: Jan 7, 1985 at 19:26 UTC
NET (No Earlier Than) confirmed by Institute of Space and Astronautical Science
Mar 29, 2026 23:44 UTC
Launch completed successfully
Updated via Launch Library 2
Last data sync: 12 hours ago
Launch Library 212 hours ago
Launch ID: 72f11cbe-192e-45af-9dd9-5b5e6dc70f7d
Open-Meteo Weather12 hours ago
Pad weather at 31.25, 131.08