Mercury

Mercury is the closest planet to the sun. It is also the smallest planet in our solar system. Mercury is barely larger than Earth’s moon in size. Mercury is a terrestrial planet meaning it has a rocky surface covered with craters. Time time it take for mercury to orbit the sun is the fastest out of the planets, at 88 days. However, the time it take for Mercury to to rotate once around its axis is about 176 days. This means that the days on Mercury are twice and long as the years on Mercury. Mercury doesn’t have any rings or moons or moons around it. Only to spacecrafts have flown by Mercury.