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Study: Carbon-rich Planets Could Be Made of Diamonds – VOA Learning English
Scientists say they have discovered evidence that some planets in the universe could be made of diamonds.

Scientists say they have discovered evidence that some planets in the universe could be made of diamonds.
The research centered on exoplanets, planets that orbit a star outside Earths solar system.
Arizona State University led the team of researchers. They say some carbon-rich exoplanets likely have the right conditions to hold high levels of diamond. Some of the planets could also be made of silica, a mineral found on Earth in forms such as sand and quartz.
These exoplanets are unlike anythi…
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