Jupiter has always been a captivating enigma in our solar system, with its 79 moons, violent storms, and mesmerizing auroras. For decades, scientists have tried to uncover the secrets of this gas ...

Each of Jupiter's other 91 official moons has a diameter greater than 0.6 mile (1 kilometer) — but only 57 have names, and just eight have regular, nearly round orbits.

That mission, which is slated to end in September 2025, also extends to Jupiter's rings and many moons. Juno’s trajectory passes by Io every other orbit, flying over the same part of the moon ...

Jupiter moon of Io is famed for its volcanoes. NASA just spotted the most powerful one yet Not only was the hot spot larger than Earth’s Lake Superior, but it also was seen belching out ...

T he king of the planets is at its most glorious this month, shining brilliantly high in the south all night long. On 6 December, Jupiter is at its closest to the Earth – 612 million km away ...

It is expected to reach Jupiter in April 2030 to study Europa, the icy-surfaced moon, which is roughly the size of Earth’s moon and thought to have “ingredients for life,” such as water ...

As of February 2024, Jupiter has 95 moons. By comparison, Mercury, and Venus are moonless, Earth has one moon, and Mars has two. Uranus and Neptune have 28 and 16 known moons, respectively.

Recent flybys of the fiery world refute a leading theory of its inner structure—and reveal how little is understood about geologically active moons.

These moons are big — each is roughly the size of Earth's moon or larger, and together, they make up around 99.97% of the mass of all the material orbiting the gas giant.