Question

galaxies look stationary so,why do scientist say that they rotate?​

Answer 1

Answer:

i think

Explanation:

as thr speed of rotation is very slow

Answer 2

Answer:

Galaxies do indeed rotate. ... In terms of the tangential speed of its parts, galaxies rotate at an incredibly high speed. For instance, our entire solar system speeds along at about 500,000 miles per hour as it takes part in the galaxy's rotation.