Astronomy Picture of the Day
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September 12, 1995
Spiral Galaxy M83
Telescope photograph by David Malin
Long winding spiral arms are clearly evident on this spectacular picture of
galaxy M83. The blue colour of the
spiral arms is caused by the relatively large fraction of young blue stars
dust lanes are
mixed in with the stars and trace the spiral structure of the galaxy. This
galaxy contains many billions of stars, and its light took many millions of
years to reach us. Our own
Milky Way Galaxy would appear similar to this if
viewed from images from the
Tomorrow's picture: Elliptical Galaxy M87
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