The Hubble Space Telescope captured imagery of Jupiter and its Great Red Spot in 2023 and 2024. Credit: NASA, ESA, J.

A bizarre hailstorm of icy “mushballs” — slushy mixtures of ammonia and water — has been confirmed on Jupiter, where intense ...

Observations of Jupiter show that ammonia is unevenly distributed in the upper atmosphere, against expectations of uniform mixing. Scientists found evidence for a complicated but apparently real ...

Imagine a Slushee composed of ammonia and water encased in a hard shell of water ice. Now picture these ice-encrusted ...

Assembled and enhanced from three Voyager 1 negatives, this picture shows Jupiter’s swirling clouds and Great Red Spot. Last July 4, when the Juno spacecraft executed a death-defying dive over ...

Brent Humphreys Jupiter guards secrets about the early solar system,” says Scott Bolton, standing in the cavernous and dimly lit mission control ... such as the Great Red Spot, have roots ...

High above Jupiter’s swirling clouds, its upper atmosphere stretches hundreds of kilometers into space ... In 2016, a hot spot above Jupiter’s Great Red Spot reached over 1,600 K.

The idea of mushballs was initially put forth in 2020 to explain nonuniformities in the distribution of ammonia gas in Jupiter's upper atmosphere that were detected both by NASA's Juno mission ...

New observations of the Great Red Spot on Jupiter have revealed that the planet ... “Even spacecraft which have gone to Jupiter, such as the NASA Juno mission, have not had the sensitivity required to ...