Mercury
Mercury is the first and nearest planet from the sun. It has no moons and orbits the sun every 87.969 days. It is called Mercury( the winged messanger from roman mythology) as it is orbital rate is faster than all of the plantets. Its surface is about the same as the moon- rocky and lots of craters. Do you know why? During Mercury's formation, it was bombarded with many comets. Mercury has a thin but unstable atmosphere. It has a magnetic field unlike the moon that is approxinately 1% of Earth's. Its average speed is 47.87 km/s. Its ditance from the sun is 57, 910,000 km or 38 AU.( AU=Astronomical Unit)(1AU is the distance from the sun to the earth) Its diamter is 4880km.
Mercury is the first and nearest planet from the sun. It has no moons and orbits the sun every 87.969 days. It is called Mercury( the winged messanger from roman mythology) as it is orbital rate is faster than all of the plantets. Its surface is about the same as the moon- rocky and lots of craters. Do you know why? During Mercury's formation, it was bombarded with many comets. Mercury has a thin but unstable atmosphere. It has a magnetic field unlike the moon that is approxinately 1% of Earth's. Its average speed is 47.87 km/s. Its ditance from the sun is 57, 910,000 km or 38 AU.( AU=Astronomical Unit)(1AU is the distance from the sun to the earth) Its diamter is 4880km.
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