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space vocabulary

TermDefinition
asteroids Chunks of rocks and metal
comets Balls of ice and dust
Solar Systm The sun and all the bodies that orbit around it
Orbit The path of a planet or other object around another object
Atmosphere Layers of air around the earth
Gravity The force that pulls objects toward the center of the earth
Meteorites Falling chunks of rocks and metal
Asteroid Belt The area between the inner and outer planets; It is filled with thousands and thousands of asteroids
Year the time it takes for a planet to go all the way around the sun
Black Hole Great big vacuum cleaners in space which sucks up everything around them;Created when a dying star collapses on itself.
Nova A star which has just exploded
Supernova A star which has just exploded with much more force than a nova;More rare than novas
Quasar The brightest objects in the universe,they give off huge amounts of raido and light energy
Nebula A cloud of dust and gas within a galaxy
Light Year Distance light travles in a year;Equals 6 Trillion miles
Satellite An object that orbits a planet; Also called a moon if it is not manmade
Milkey Way A misty band of light seen on most dark nights;It is the densest part of are own galaxy
Created by: bpierce19
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