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Tekoälykääntäjä

(astronomy) A section of a spiral galaxy that coils out from the centre.

The Whirlpool Galaxy (M51) has a pronounced spiral structure

(astronomy) A section of a spiral galaxy that coils out from the centre.

NGC 1300 is a spiral galaxy with a pronounced bar

(astronomy) A section of a spiral galaxy that coils out from the centre.

NGC 4921 – an anemic galaxy