Martian moon crater. Close-up NASA satellite image of the Stickney Crater on Phobos,the larger of the two Martian moons. Phobos is irregular in shape,measuring 19x21x27 kilometres. The large Stickney Crater (right) is 10 kilometres across. Phobos orbits 9400 kilometres above Mars,taking just over 7.6 hours to complete an orbit | |
Lizenzart: | Lizenzpflichtig |
Credit: | Science Photo Library / NASA |
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