But when researchers recently analyzed the pressures and temperatures for Jupiter's and Saturn's atmospheres, then modeled how carbon would behave, they determined that diamond rain is very likely.

But later – hundreds of millions of years in the future – a permanent, virtually ringless Saturn will become real, thanks to ...

That's right, Saturn is losing its rings! And fast. Much faster, even, than scientists had first thought. Right now, it's raining 10,000 kilograms of ring rain on Saturn per second. Fast enough to ...