General Observations of Solar System

General - Allplanetsorbit o o o (ellipses Innerplanetsare o o o o exceptionsareVenus,Uranus,Pluto small rock

Info iconThis preview shows pages 1–2. Sign up to view the full content.

View Full Document Right Arrow Icon
General Observations of Solar System All planets orbit o near the ecliptic plane o in almost circular orbits (ellipses) o in the same direction around the Sun Most planets rotate in the same direction that they orbit o exceptions are Venus, Uranus, Pluto Inner planets are o small o rocky o high density Outer planets (except Pluto) are o large o gas o low density o with extensive satellite and ring systems more ice in satellites Formation of Solar System 1. Large rotating gas cloud in space (5 - 10 light years across) 2. Explosion of nearby supernova triggers collapse of cloud 3. Forms large rotating gas and dust disk 4. Center of disk forms into Sun 5. Solid dust particles condense from gas. some materials (metals) form solids even at high temperatures near Sun as well as far away other materials (ice) require cold temperatures farther from Sun
Background image of page 1

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Image of page 2
This is the end of the preview. Sign up to access the rest of the document.

This note was uploaded on 03/09/2012 for the course AST 1002 taught by Professor Emilyhoward during the Spring '10 term at Broward College.

Page1 / 2

General - Allplanetsorbit o o o (ellipses Innerplanetsare o o o o exceptionsareVenus,Uranus,Pluto small rock

This preview shows document pages 1 - 2. Sign up to view the full document.

View Full Document Right Arrow Icon
Ask a homework question - tutors are online