Solar system

Solar System

INDEX

1. Solar System and Origin

2. The Sun

3. Planets

4. Dwarf Planets

5. Satellites

6. Asteroids

7. Comets

8. Nowadays

SOLAR SYSTEM

Planetary system of the Milky Way

Sun, planets, dwarf planets, satellites, asteroids, comets and interplanetary space

ORIGIN

Theory of the Solar Nebula

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

PLANETS

* Bodies in orbit around a star, the Sun

* Rocky planets

* Gas planets

http://www.youtube.com/watch?v=tmGgDSYSRK0

MERCURY

* Roman god Mercurius

* Surface covered with craters

* Atmosphere: He-Na-O

VENUS

* Roman goddess Venus

* Brightest object in the

Sky after the Sun and

the Moon

* Atmosphere: CO2

EARTH

* Our home Planet

* Only planet that can supports life

* Atmosphere and magnetic field

* Solar activity: climates and auroras

MARS

* Roman God of war

* Egyptian: “Her Descher”

* Atmosphere:CO2-N-Ar-

O-H2O-Ne

JUPITER

* Roman god Jupiter -

Greek Ζεuς

* Largest planet

* Inside of it fit 1000 Earths

SATURN

* Roman god Saturn

* Most spectacular set of rings

* 62 Moons

* Atmosphere: H-He

URANUS

* Greek god Οσρανός

* It’s covered with clouds

* Faint ring system and 27 Moons

* Atmosphere: H-methane-

others

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”

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

SATELLITES OR MOONS

Bodies in orbit around a planet

ASTEROIDS

* Planets or fragments of planets in orbit

around a star

* Rocky objects with an irregular shape

* Asteroid belt

COMETS

* Lumps of frozen dust and gases

* Long tails

* Comet Halley

NOWADAYS

Land telescopes

Observatories

Space missions

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

Bárbara Pardo González1º Bach