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_Astronomy版 - Astronomy Picture of Day: Sedimentary Mars
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发帖数: 1994
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Sedimentary Mars
Credit: Malin Space Science Systems, MGS, JPL, NASA
Explanation: High-resolution imaging of an area in the Schiaparelli Basin of Mars on June 3
by the MGS Mars Orbiter camera produced this stunning example of layered formations
within an old impact crater. On planet Earth, such structures would be seen in sedimentary
rock -- material deposited at the bottom of ancient lakes or oceans and then subsequently
weathered away to reveal the layers. With the Sun shining from
1 (共1页)
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