Planets of Solar System BY Aii 3 - 2

This is our Earth at night

What is the Solar System?

There are 8 planets in our solar system. They are Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus and Neptune. Pluto is a dwarf planet and it is the smallest planet because it the smallest and farthest of all the planets. Our Solar System is known as the Milky Way. It is called “a galaxy". Some people call the galaxy a galaxy of stars.

This is a galaxy.

What planets have rings?

Saturn’s rings are made out of icy snowball or ice over rocks. Some pieces are as big as house. Saturn is far away to the Earth. The rings has many rings. Only one planet have rings is a Saturn. Saturn are smaller than Jupiter. And the farer it is the colder it will be.

This is saturn.

What are gas planets?

Jupiter, Uranus, Neptune and Saturn are called “gas giants”. And Uranus call “ ice giant”. They are called gas planets because the planets is made out of gas. Jupiter, Uranus and Neptune has gas around it. It is called giant gas planet because it is a very HUGE planet.

Some planet have gas giant.

How is Earth, Mercury, Mars, Venus and Pluto similar and different?

Mercury is a smallest planet in a solar system and the closest to the sun. Pluto was also the smallest planet but, it was too small to be a planet so that people decided to call Pluto a dwarf planet.

Mars is covered with rocks and Earth is covered with water and rock.

The Earth is covered with water, land, and ice. Mars is the planet that look like Earth the most because it has desert,volcanoes, and dry areas. Venus has a thick layer of carbon dioxide or gas giant around it. Mars and Earth is similar but, Mercury, Venus and Pluto are very different because Pluto is very far away and don’t have sunlight and there is no carbon dioxide or gas giant, but, Venus have carbon dioxide and sunlight.

Credits:

Created with images by GuillaumePreat - "space planet earth" • NASA Goddard Photo and Video - "Black Marble - Asia and Australia" • WikiImages - "galaxy barred spiral galaxy eridanus constellation" • chrismeller - "Saturn" • skeeze - "space montage voyager" • 13winds - "sun moon earth mars"

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