A once-massive star that’s been transformed into a small planet made of diamond: that is what University of Manchester astronomers think they’ve found in the Milky Way. The discovery has been made by ...

"The occurrence of ringwoodite together with the hydrous phases indicate a wet environment at this boundary," a team of researchers led by mineral physicist Tingting Gu of the Gemological Institute of ...

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You’ve heard of the red planet, and we live on the blue planet, but it turns out there may be a diamond planet, too. Mercury already holds the titles of smallest and fastest planet in our solar ...

This is absolutely true in my case, so I want to live on 55Cancri, also known as the diamond planet. While there, I would spend my days either trying to cut up the rocky surface to transform the ...

A layer of diamonds was found beneath Mercury's surface. This could help scientists understand the planet's unusual magnetic field.

With temperatures soaring to 2,400°C, its interior may consist largely of diamond, thanks to its carbon ... making this planet a deadly place with horizontal glass rain. A new study suggests ...

Using data from NASA’s MESSENGER spacecraft, scientists have identified a potential 10-mile-thick diamond mantle beneath Mercury’s crust. This finding suggests the planet may harbour more ...