Astronomy Picture of The Day - Jan 16
M83: The Southern Pinwheel
https://apod.nasa.gov/apod/astropix.html
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Astronomy Picture of The Day - Jan 16
M83: The Southern Pinwheel
https://apod.nasa.gov/apod/astropix.html
@[email protected] @[email protected] [email protected] @[email protected] @[email protected] #space #science #nasa #astronomy
at : https://en.m.wikipedia.org/wiki/Density_wave_theory
Under :
Galactic spiral arms
we can see animations of stars and spiral arms of galaxies (not what i expected to see)