Quter Space
JAXA
Sustainable
Space Principles
ISS
(International Space Station)
Removal of debris
(space debris)
Lunar-orbiting space station
（GATEWAY）
Hayabusa2
Lunar Polar Exploration Mission
(LUPEX)
Risk avoidance of debris
(space debris)
Space weather
Asteroid
Governance
Space
Society
Global Environment
Governance
Space
Society
Global Environment
