リスク低減行動の費用対効果

軌道上のデブリと解決策の可能性について新たな見解を示す(NASA Study Provides New Look at Orbital Debris, Potential Solutions)

2024-05-20 NASA Simulation of orbital debris around Earth demonstrating the object population in the geosynchronous regi...

2024-05-22

0300航空・宇宙一般