Entry 7 - Stars
Stars
Stars are giant celestial bodies
They are composed mainly of hydrogen and helium
There are billions of stars in the universe
The life cycle of a star lasts billions of years
The larger it is, the shorter its lifespan
Some stars shine brighter than others
The color of stars can vary due to their temperature
The hottest stars are white or blue
The coldest ones are orange or red tones
They can be classified into different groups such as dwarf stars, giants and supergiants
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