最靠近太阳的行星，3:2 自旋轨道共振。无大气，昼夜温差达 600°C，表面布满撞击坑。
最靠近太阳的行星，3:2 自旋轨道共振。无大气，昼夜温差达 600°C，表面布满撞击坑。
Mercury (水星) is a rocky planet orbiting Sun with a radius of 2,439.7 km and surface gravity of 3.70 m/s². Its rotation period is 1407.5 hours. You can land on and walk on Mercury in Solar Wanderer. Explore Mercury in real-time 1:1 scale at Solar Wanderer.
点击上方按钮打开 Solar Wanderer，应用会自动飞向水星。
Click the button above to open Solar Wanderer — the app will automatically fly to Mercury.