Question

write about galaxy and nebula​

Answer 1

Answer:

A nebula (Latin for 'cloud' or 'fog'; pl. nebulae, nebulæ or nebulas) is an interstellar cloud of dust, hydrogen, helium and other ionized gases. Originally, the term was used to describe any diffused astronomical object, including galaxies beyond the Milky Way.

Answer 2

Explanation:

galaxy is a

any of the large systems of stars, etc. in outer space

nebula a bright area in the night sky that is caused by a mass of dust or gas or by a large cloud of stars that are far away