Most times a color in a NASA picture has a significant meaning to it (especially the sun's freq. color codes of the Solar Dynamics Observatory aka the SDO), but the colors assigned in this pic are simply for the prettiness factor :) ESA said "It is important to note that the colors in this image are arbitrary."
NGC 1501 - The Bubbly Nebula
aka The Oyster NebulaImage Credit:ESA/Hubble & NASA; acknowledgement: Marc Canale
Want to learn more about The Bubbly Nebula? Here, Let Me Google that For You :)
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