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Title: Terrestrial Planets Post by: Jitendra Hydonus on Jul 08, 2021 09:59 am The planets in the Solar System are categorized into two primary groups based on their respective planetary surfaces: gas giant planets and terrestrial planets. Terrestrial planets are defined as planets which have solid surfaces and are mainly made up of silicate compounds. The Solar System has only four terrestrial planets: Mars, Earth, Venus, and Mercury. https://www.worldatlas.com/articles/which-are-the-terrestrial-planets-of-the-solar-system.html#:~:text=The%20Terrestrial%20Planets%20Of%20The%20Solar%20System%201,Solar%20System.%203%20Earth.%20...%204%20Mars.%20 |