today the whole class learnt about mercury and in mercury I rot six sentences about mercury and my six sentences where mercury was the first planet from the sun.  mercury is a planet that spins around the sun. Until 59 days. mercury is also the smallest planet in the solar system. when you combine the earth and mercury together mercury is smaller than the earth. because mercury is close to the you can’t really see it.  the only time mercury from earth is during the twilight of sunrise or sunset.