They are big spheres made of gas. They produce light and heat
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15
Discribe a nebula
A nebula is made of dust and gas. They will form stars.
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15
Explain a dwarf planet
A small planet
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15
What is a galaxy made up of?
Nebulas and stars
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15
Explain an asteroid
Rocky spheres that move through the galaxy. when they hit the ground on a planet they are meteorites. When they vanish in the atmospher they are shooting stars.
