Heavy metal subdwarfs

heavy metal subdwarfs

Heavy metal subdwarfs

Astronomers have discovered two unusual subdwarf stars with extremely high concentrations of lead in their atmospheres. The find has led to the creation of a new category: ‘heavy metal subdwarfs’. The researcher also revealed the stars (an artist’s impression of one is shown here) had 10,000 times more yttrium and zirconium than the Sun.

Read more: http://bit.ly/12LVt8Q via Sci-News, Image: © C. S. Jeffery


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