It’s Raining Diamonds

The crescent of Neptune and Triton, captured by Voyager 2 on August 25, 1989, as the spacecraft headed toward interstellar space. (Credit: NASA-JPL)

 

Voyager visited finding storms, a cyclonic

Great Dark Spot. Your biggest moon, Triton,

is a captured dwarf planet. Carbon squeezed 

out of methane mixes with water, creating

crystallized carbon. It’s raining diamonds on Neptune.

 

Neptune’s Great Dark Spot, a huge and surprisingly vigorous storm, imaged by Voyager 2 on August 23, 1989. (Credit: NASA-JPL/Justin Cowart)