Illustration showing the core,mantle and crust of Mercury. Geologists estimate that MercuryÕs core occupies about 42% of its volume; in comparison,for Earth this proportion is 17%. Recent research suggests that Mercury has a molten core with a mantle of silicates,500Ã700 km thick,surrounding it. MercuryÕs crust is believed to be 100Ã300 km thick based on data gathered from earth based observation,and the mariner 10 mission | |
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Crédit: | Science Photo Library / Science Source |
Taille de l’image : | 2990 px × 2990 px |
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