Stinky 'mushball' hailstones on Uranus may explain an atmospheric anomaly there (and on Neptune, too)

Giant Balls of Mush Made From Ammonia and Water Form in the Atmospheres of Uranus and Neptune

A planet of burning ice. Gliese 436 b is a planet roughly the size of Neptune and was first discovered in 2004, found around 30 million light years from Earth and is about 20 times larger

The $3.4 Billion Plan For NASA To Explore ‘Pluto’s Twin’ And The Rings Of Neptune Then Execute A ‘Death Dive’