Mission Type: Flyby Launch Vehicle: Mu-3S-II (No. 1) Launch
Site: Kagoshima Space Center, Japan Spacecraft Mass: 138.1 kg
Spacecraft Instruments: 1) solar wind ion detector; 2) plasma
wave probe and 3) magnetometer Spacecraft Dimensions: Outer
drum: 70 cm high, 140 cm diameter Spacecraft Power: 1750 solar
cells with a 2 A-hr nickel-cadmium battery Maximum Power: 100 W
S-Band Data Rate: 64 bps at closest approach Maximum Data Rate:
64 bps Deep Space Chronicle: A Chronology of Deep Space and
Planetary Probes 1958-2000, Monographs in Aerospace History No.
24, by Asif A. Siddiqi National Space Science Data Center,
http://nssdc.gsfc.nasa.gov/ Solar System Log by Andrew Wilson,
published 1987 by Jane's Publishing Co. Ltd. The MS-T5
spacecraft was the first deep-space vehicle launched by any
country apart from the Soviet Union and the United States (the
two German Helios probes had been launched by NASA). Japan's
goal was to launch a single modest probe to fly past Comet
Halley. The country's Institute of Space and