Module 2Module 2

The Earth and Solar SystemThe Earth and Solar System

BUMI DALAM TATASURYA

• Matahari dan planet-planetnya

• Anatomi bumi

• Dinamika bumi

A GALAXY IS BUILT BY MANY SOLARS SYSTEM

MILKY WAY GALAXY

Solar System

Milky Way

Local Group

Universe of galaxy groups

99% of the mass of the solar system is in the sun

The composition of the sun

Planets- orbit the sun in the plane of the sun’s equator- come in two groups:

+ the Terestrial Planets+ the Jovian Planets

Mercury

Venus EarthMars

TERRESTRIAL PLANETS: small, dense, and made of rocks and iron

Jupiter SaturnUranus Neptune

JOVIAN PLANETS: large, low density, and made of gas and ice

The Asteroid Belt

Kuiper Belt & Pluto

Asteroids

Mathilde & Eros (NEAR)

Ida & Dactyl

5. Meteorites

Chondrites

Carbonaceous

Ordinary

Chondrules under a scope

X-Ray Image

Abundance of Elements in

Carbonaceous Chondrites

Achondrite - Stony Meterorite

A stone from the Stannern eucrite showerthat fell over Moravia, Czech Republic in 1808.

Iron Meteorite

Stony-Iron:

PalasiteOlivine

Iron

Pertanyaan:• Ada berapa macam teori terjadinya

galaksi, bintang dan matahari? Jelaskan!

• Mengapa PLUTO dilepas dari tatasurya kita?