The Solar System
Published on Mar 21, 2016
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PRESENTATION OUTLINE
THE SOLAR SYSTEM
Photo by Image Editor
Our solar system is made up of lots of different celestial components.
Photo by Computer Science Geek
Everything that travels around or orbits our sun is part of our solar system.
Photo by Steve Snodgrass
The Milky Way is just one of many different galaxies that exist in the known universe.
Photo by thebadastronomer
THE FOUR INNER PLANETS
- Mercury, Venus, Earth, and Mars
- Are made of rock and metal
- Much smaller than the other four planets
- Sometimes called the terrestrial planets because of the Latin word Terra
Photo by jpstanley
THE ASTEROID BELT
Photo by NASA APPEL
The Asteroid Belt
- is found between Mars and Jupiter
- Has as many as 750 000 asteroids in it
- Only 200 asteroids are bigger than 100 km.
- The biggest asteroids are Ceres, Vesta, Pallas, and Hygiea.
- The entire belt is only as big as 4% of that of the Moon.
Photo by NASA APPEL
THE GAS GIANTS
- Jupiter and Saturn
- The two largest planets in our solar system
- Are made of gases, largely composed of helium and hydrogen
Photo by Lunar and Planetary Institute
THE ICE GIANTS
- Uranus and Neptune
- Made of ices that are not necessarily water
- Mainly composed of oxygen, nitrogen, and sulfur
- These planets are extremely cold and are under -200 degrees Celcius!
Photo by Royalty-free image collection
Pluto
- a dwarf planet
- exists far away in the Kuiper Belt
- 75% smaller than the Moon
Photo by NASA's Marshall Space Flight Center
