7月13日,来自美国国家航空和宇航局(NASA)的火星全球测量员(MGS)和火星卫星照相机(MOC)的图片显示,火星北极冰冠附近的沙
丘。
Target Name: Mars
Is a satellite of: Sol (our sun)
Mission: Mars Global Surveyor (MGS)
Spacecraft: Mars Global Surveyor Orbiter
Instrument: Mars Orbiter Camera
Product Size: 540 samples x 810 lines
Produced By: Malin Space Science Systems
Full-Res TIFF: PIA04620.tif (438.1 kilobytes)
图为冰冠被大片受风吹蚀的黑暗沙丘包围:eek: |
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