[Red Badger]

Illustration of one of the exotic super-Earth candidates, 55 Cnc e, which are rich in sapphires and rubies and might shimmer in blue and red colors. Credit: Illustration Thibaut Roger

[Telepathic Intruder]

The moon’s surface contains lots of alumina—aluminum oxide. But unless it’s subjected to a lot of pressure far below the surface, enough to grow large sapphire and ruby crystals, it’s worthless.

[SpaceBar]

Ah yes, another ‘science’ article designed to taunt the masses with riches beyond their wildest dreams. Next we’ll have planets made of premium unleaded gasoline and beer.

[NorthMountain]

I’m waiting for the planet in the sky, that’s made of diamonds.

We could call it “Lucy”.

[mountainlion]

I read an article speculating that a burnt out star would be a solid diamond.

[mtack]

I can no longer deal with this level of indoctrination.

[knarf]

How long would it take us to get there ?

[trebb]

5 times as massive as Earth and orbiting the star in 3 days....that’s a lot of inertia.....hard to imagine the energy forces involved.