Mercury is the fastest planet to orbit the sun only taking 88 days.
Mercury is the smallest planet.
It would take 5 months for a space ship to get to Mercury.
A speacil sunshade helps protect messagers from the sun.
Craters are big holes mercury has.
Messagers travell 4.9 million miles before they begin to orbit mercury
Mercury is very hot in the day and very cold at night.
Mercury is moon less.
It is hard to see because it is close to the sun.
Mercury is a bit bigger than earths moon.