Question

Describe ordinary star

Answer 1

A star is a large luminous sphere of plasma held together by its own gravity. The nearest star to the Earth is the Sun.

Answer 2

A star is a luminous ball of gas, mostly hydrogen and helium, held together by its own gravity. Nuclear fusion reactions in its core support the star against gravity and produce photons and heat, as well as small amounts of heavier elements. The Sun is the closest star to Earth.

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