Solar system
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Transcript of Solar system
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Solar System
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INDEX
1. Solar System and Origin
2. The Sun
3. Planets
4. Dwarf Planets
5. Satellites
6. Asteroids
7. Comets
8. Nowadays
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SOLAR SYSTEM
Planetary system of the Milky Way
Sun, planets, dwarf planets, satellites, asteroids, comets and interplanetary space
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ORIGIN
Theory of the Solar Nebula
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SUN* Element more important
and bigger
* Closest star to Earth
* Makes life possible
* H-He-O-C-N-Ne-Fe-Mg…
* 4,600 millions of years
* Red Giant → White Dwarf star
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PLANETS
* Bodies in orbit around a star, the Sun
* Rocky planets
* Gas planets
http://www.youtube.com/watch?v=tmGgDSYSRK0
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MERCURY
* Roman god Mercurius
* Surface covered with craters
* Atmosphere: He-Na-O
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VENUS
* Roman goddess Venus
* Brightest object in the
Sky after the Sun and
the Moon
* Atmosphere: CO2
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EARTH
* Our home Planet
* Only planet that can supports life
* Atmosphere and magnetic field
* Solar activity: climates and auroras
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MARS
* Roman God of war
* Egyptian: “Her Descher”
* Atmosphere:CO2-N-Ar-
O-H2O-Ne
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JUPITER
* Roman god Jupiter -
Greek Ζεuς
* Largest planet
* Inside of it fit 1000 Earths
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SATURN
* Roman god Saturn
* Most spectacular set of rings
* 62 Moons
* Atmosphere: H-He
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URANUS
* Greek god Οσρανός
* It’s covered with clouds
* Faint ring system and 27 Moons
* Atmosphere: H-methane-
others
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NEPTUNE* Roman god Neptune - Greek Ποζειδών
* It’s a very cold place with strong winds
* Bluish colour caused by methane gas in its atmosphere
* “ La Gran Mancha Oscura”
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DWARF PLANETS
* Celestial bodies with sufficient mass to have a spherical form, but they haven’t cleared the neighbourhood around its orbit
* Pluto
Ceres Haumea Makemake Eris
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SATELLITES OR MOONS
Bodies in orbit around a planet
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ASTEROIDS
* Planets or fragments of planets in orbit
around a star
* Rocky objects with an irregular shape
* Asteroid belt
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COMETS
* Lumps of frozen dust and gases
* Long tails
* Comet Halley
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NOWADAYS
Land telescopes
Observatories
Space missions
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LINKS http://www.solarviews.com/
http://nineplanets.org/
http://thebigview.com/spacetime/universe.html
http://www.windows2universe.org/
http://en.wikipedia.org/wiki/Solar_System
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Bárbara Pardo González1º Bach