27-07-2012, 01:09 PM
Our Solar System
SolarSystem.ppt (Size: 655.5 KB / Downloads: 36)
Mercury
Planet nearest the sun
Second smallest planet
Covered with craters
Has no moons or rings
About size of Earth’s moon
Venus
Sister planet to Earth
Has no moons or rings
Hot, thick atmosphere
Brightest object in sky besides sun and moon (looks like bright star)
Covered with craters, volcanoes, and mountains
Earth
Third planet from sun
Only planet known to have life and liquid water
Atmosphere composed of composed of Nitrogen (78%), Oxygen (21%), and other gases (1%).
Saturn
6th planet from sun
Beautiful set of rings
31 moons
Largest moon, Titan,
Easily visible in the night sky
Voyager explored Saturn and its rings.