The sun is surrounded by eight planets and Neptune is the last one.It was named after the roman god of the sea due to its blue coloration. Neptune is centrally placed between Uranus and Pluto. Neptune is the second largest planet around the sun. It takes 164 earth years for Neptune to orbit the sun.
There is a series of blowing winds and storms around the planet Neptune. The rings inside the planet are merely visible to naked eyes. The rings are made up of ice particles and grains of dust with a carbon substance coating them. Neptune is the farthest from the earth as it is situated 4.4 billion kilometers from our planet earth. It is not visible to the human naked eyes. You need special equipment to enable you see the planet Neptune.
Neptune was observed by many astronauts of the ancient times, but because the telescopes used were never powerful enough, they never realized that they were looking at a different planet. Neptune was discovered in 1843 through mathematical calculations. Neptune is the only planet that is situated far away from the sun.
The air in Neptune is made up of hydrogen, helium and methane gases.The first layer of the planet Neptune is made up of ice, water and ammonia. The planet Neptune does not witness cold temperatures.The methane present in planet Neptune absorbs red light from the sun and then reflects it to a blue space and this is how the planet gets its blue color. The planet Neptune has 13 moons in total. 60,000 earth years are required for the planet Neptune to move around the sun.
Uranus is the seventh planet from the sun. Uranus was the first planet to be discovered through the aid of a telescope. Uranus was discovered in 1781. It was quite tricky to discover the planet Uranus as it is usually dim and was usually mistaken for a comet. Uranus is the only planet that has been named after a Greek god.
The planet Uranus revolves around the sun on its own side.84 earth years are required for the planet Uranus to orbit around the sun. 42 years represent either one day or one night in planet Uranus. The atmosphere in Uranus is made up of hydrogen and helium gases. On its surface is an icy mantle surrounded by rocks. The upper layer of the planet Uranus is made up water, methane and ammonia crystals. Uranus is the coldest of all earth planets with an atmospheric temperature of -224 degrees centigrade. There are around 27 moons that rotate around the planet Uranus. Only one space craft has visited the planet Uranus since it was discovered.
The Key Elements of Great Questions
Smart Ideas: Resources Revisited