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For decades, Uranus and Neptune have carried the tidy label of “ice giants,” shorthand for worlds built mostly from frozen water, ammonia and methane. A new wave of modeling work is now challenging ...

Solid diamonds may be forming and falling like rain deep inside Neptune and Uranus, where pressures exceed 19 gigapascals and temperatures climb high enough to rip methane molecules apart. Laboratory ...

Independent E&P company Neptune Energy has joined the Aiming for Zero Methane Emissions Initiative. Neptune Energy has joined the likes of BP, Shell and Eni in the Aiming for Zero Methane Emissions ...

The ice giants appear blue because of the methane in their atmospheres. Methane reflects blue light and absorbs red light. Pictured: Uranus on the left and Neptune on the right. NASA/JPL-Caltech ...

Because Uranus and Neptune are so far away, scientists only have educated guesses about the combination of ices and gases that make up these ice giants. While the general understanding is that these ...