What Is the Name of the Smallest Planet in Our Solar System?

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The smallest planet in our solar system is called Mercury. Mercury is composed of iron and rock with a density of 5.4 grams per cubic centimetre and it measures 4879 kilometres along its equator.
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The Solar System
From our small world we have gazed upon the cosmic ocean for thousands of years. Ancient astronomers observed points of light that appeared to move among the stars... More »
The smallest planet in our Solar System is Mercury. This planet is the closest planet to the Sun with a diameter that is 40% smaller than Earth. It orbits the Sun once in about 88 Earth days, completing three rotations about its axis for every two orbits.
Q&A Related to "What Is the Name of the Smallest Planet in Our..."
Now that Pluto has been reclassified as a dwarf planet, the second smallest is Mars. Before Pluto was reclassified as a dwarf planet, Mercury was the second smallest planet.
http://wiki.answers.com/Q/What_is_the_second_small...
Mercury is the smallest planet in our solar system. Officially,
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Our solar system contains 8 official planets and at least 3 'dwarf' planets. Pluto was for many years regarded as the ninth planet but has been reclassified after much debate among
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I believe it is Mercury
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