Neptune And Earth
Neptune is 15,299 miles long! But Earth is 3,959 miles long! Neptune's Atmosphere is 74% Hydroden, 25%Helium and 1% Methane Gas. Earth is made 100% Gravity! Neptune has 13 moons and Earth has 1 moon. The length of a day is 16hrs and 6mins the length of a day on Earth is 24hrs. On Neptune there are 60,190 days in a year but on the other hand there are 365 days on Earth. The temperature range on Neptune is -222 degrees celcius.
The Milky Way
The Milky Way is the galaxy we live in. It is a spiral shaped galaxy that contains 200 billion stars. If you are in a place with a very dark sky, you can sometimes see the Milky Way, that means the Milky Way is a very bright. We live in the arms of the Milky Way. The Milky Way is apart of a cluster of 40 galaxies.
Has anybody wondered what order the planets go in? Well, first goes the Sun, Mercury, Venus, Earth, Mars, Jupitar, Saturn, Uranus, and last Neptune.