Question

what is spiral galaxy

Answer 1

Answer:

hi dear....

Explanation:

✧Spiral galaxies form a class of galaxy originally described by Edwin Hubble in his 1936 work The Realm of the Nebulae and, as such, form part of the Hubble sequence. Most spiral galaxies consist of a flat, rotating disk containing stars, gas and dust, and a central concentration of stars known as the bulge.

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Answer 2

Answer:

Spiral Galaxy → A galaxy in which the stars and gas clouds are concentrated mainly in one or more spiral arms.

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