Mars has two small moons, Phobos and Deimos, both of which are heavily cratered due to their exposure to meteoroid impacts over billions of years. Here are some key points regarding impact craters on these moons: ### Phobos: 1. **Surface Features**: Phobos has a highly irregular shape and a surface that is covered in numerous impact craters. The largest and most notable is Stickney Crater, which is about 9 kilometers (5.
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