Four tiny specks of light close by the giant planet are the biggest of the Jupiter’s 95 moons. If we weren’t dazzled by Jupiter’s own glare, these moons are bright enough to be seen by the ...

Jupiter's volcanic moon Io doesn't appear to have a subsurface ocean of magma, resolving some issues about how Io's volcanoes erupt and raising broader questions about similar magma oceans within ...

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. The Juno mission ...

It will ascend higher into the night sky than any other full moon this year to sit alongside the planet Jupiter. As the final full moon of both 2024 and fall, the rise of the Cold Moon will ...

When you buy through links on our articles, Future and its syndication partners may earn a commission. Credit: (left) NASA/JPL-Caltech/SwRI/MSSS Image processing by Emma Wälimäki; (inset) NASA ...