Planetary Systems Around White Dwarves

Here are two brief articles outlining the basics of a recent study of white dwarf stars in the Milky Way, suggesting a minimum figure of 1% to 3% for the main sequence stars that harbor planetary systems; one from Science Daily, the other from BBC News. The upshot is that “In our galaxy, a very rough estimate would be that there are five million white dwarfs with left-over rocky planetary material.”

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