海洋

A light-colored spherical body is shown mostly illuminated against a dark background. Many craters are visible. Unusual blue stripes meander on the surface. Please see the explanation for more detailed information.
图中可见一颗浅色球形天体，在深色背景下大部分被照亮。可以看到许多陨石坑。表面蜿蜒着不寻常的蓝色条纹。有关更多详细信息，请参阅说明。