Mercury

Mercury

Mercury is the smallest planet in the solar system and the closest to the Sun. Its rocky surface is covered in craters, and it experiences extreme temperature fluctuations. During the day, its surface becomes scorching hot, while it drops to freezing temperatures at night. Mercury orbits the Sun rapidly, completing...

Mercury is the smallest planet in our solar system and the closest to the Sun.

Its surface is covered with many craters that formed billions of years ago, which remain unchanged due to the absence of an atmosphere.

This lack of atmosphere and closeness to the Sun causes extreme surface temperatures on the planet, ranging from 800°F ...