credit:NASA/JPL-Caltech/SETI Institute

2012〜 Spacecraft Designing June 2022〜 Ariane 5 Launch January 2029 Fly to the Jovian system Sept. 2032 Entering Ganymede orbit June 2033 Mission Complete

・Developing science instruments
・Mission Planning
・Observation Planning

Could be extended to Sept. 2022

Fly to the Jovian system
Earth – Venus – Earth – Mars – Earth – Jupiter

2029 to Oct. 2030
Callisto Flyby

Investigating Jupiter’s atmosphere and magnetic field
・Investigating Callisto’s geological activity
・Understanding building material of Jupiter and the Solar system in early stage

To January 2013
Europa Flyby
・Investigating Europa’s surface materials and geological activity
・Observing plume eruption from the subsurface ocean
・Evaluating habitability

Could be extended to Dec. 2034

Observations of Jupiter’s atmosphere at high latitudes
・Observing dynamics on Jovian atmosphere and magnetic field
・Observation on interaction between Jupiter and its satellites

・Mapping Ganymede’s surface material
・Investigations on Ganymede’s inner structure and subsurface ocean
・Present Geological Activity
・Formation of Ganymede and the Jovian system

・Investigations of the subsurface ocean
・Investigations of crustal structure
・High-resolution geologic mapping
・Geomorphological investigations
・Survey on local plasma phenomena
・Generation and destruction process of the ionosphere and exosphere
・Investigations of deep interior of Ganymede

Date JUICE Timeline Other information
2012 Selected as ESA Cosmic Vision Program
2012- Designing spacecraft and scientific instruments
Jun-22 Launch with Ariane 5 rocket Could be suspended till Aug. 2023
2029 Entering Jupiter Orbit
Jupiter orbit to Europa flyby
Callisto and Europa flyby
Observation on Jupiter’s atmosphere and magnetic and plasma environments.
Sept. 2032 Entering Ganymede Orbit
Ganymede orbit - altitude of 5000 km – 500 km
Ganymede mapping
Geological structure and activity survey
Exploring subsurface ocean
Jun-33 Completion of the mission Could be extended to Dec. 2034

JUICE 地球から木星までの道のり JUICE: from Earth to Juipter

JUICE spacecraft’s flight path from Earth to Jupiter


JUICE 木星軌道からガニメデ周回軌道へ JUICE: around the Jupiter system

JUICE spacecraft’s flight path from Jupiter orbit to Ganymede orbit