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The terrestrial planets are four small, dense rocky planets that orbit close to the sun. These planets mercury , Venus, Earth, and Mars. Mercury is the planet that we know the least. Until NASA mariner 10 spacecraft flew by mercury in 1974, it was seen as a blotchy Earth is the only planet that scientist…

Often called the “blue planet” due to its vast oceans, about 71% of its surface is covered by liquid water, which is essential for all living organisms. It is the largest of the fourth planet in our solar system and possesses a dynamic atmosphere primarily composed of nitrogen and oxygen. this atmosphere not only provides the…