JUICE Spacecraft

JUICE spacecraft is designed to be radiation-hardened and low power-consuming to endure harsh environments around Jupiter.

- stowed for launch : 4.09 x 2.86 x 4.35 m
- deployed in orbit : 16.8 x 27.1 x 13.7 m
Mass (with propellant) : 6070 kg
- Dry mass : 2420 kg
- Propellant mass : 3650 kg
- Instrument payload mass :
 280 kg(10 instruments)
Power Source : 850 W solar panels
Payload power consumption : 180 W
High-gain Antenna : 2.5 m, X&Ka-band
High ΔV required : 2700 m/s
Radiation Level :
 240 krad /10 mm Al solid sphere
Downlink Transfer Rate :
 2 Gbit/day or higher

credit:e.g courtesy Airbus DS

Scientific Instruments

JUICE carry 10 science instruments. Japanese research teams provide parts of four science instruments (RPWI,GALA, SWI, and PEP/JNA). Japanese researchers also participate in science using other instruments, such as JANUS and J-MAG.

List of Scientific InstrumentsSupplied by JAXA : ★ Supplied by NICT : ☆ Developed with Japanese Researchers: ◯
NameLead Researcher (Team)
JANUSJobis, Amorum ac Natorum Undique ScrutatorJunichi HARUYAMA (JAXA)
MAJISMoons And Jupiter Imaging Spectrometer
☆ ◯SWISubmillimetre Wave InstrumentYasuko KASAI (NICT)
UVSUV Imaging Spectrograph
RIMERadar for Icy Moons Exploration
3GMGravity and Geophysics of Jupiter and Galilean Moons
★ ◯RPWIRadio and Plasma Wave Investigations Yasumasa KASABA (Tohoku Univ.)
★ ◯PEP / JNAParticle Environment Package / Jovian Neutrol Anolyzer Kazushi ASAMURA (JAXA)
J-MAGMagnetometer for JUICEAyako MATSUOKA (Kyoto Univ.)
★ ◯ GALAGAnymede Laser AltimeterKeigo ENYA (JAXA)
PRIDEPlanetary Radio Interferometer and Doppler Experiment