One of the big surprises: Despite the moon's cooled crust, the data shows Io maintains liquid hot lava just below the ground.

Since it arrived in 2016 at Jupiter's orbit, the vehicle, which looks something like a three-bladed cosmic fan ... shows the ...

Juno’s latest discoveries have pulled back the veil on Jupiter’s harsh atmosphere and the fiery volcanic world of Io. The ...

Space exploration missions have revealed that polar vortices aren’t uncommon beyond Earth. They’ve been observed throughout the solar system, on every planet and moon that has enough of an ...

The data allowed scientists to develop a model that better represents the fast jet stream circling Jupiter’s north pole, which is cluttered ... we’re getting a closer look at the immensity ...

Not only has the data helped develop a new model to better understand the fast-moving jet stream that encircles Jupiter’s cyclone-festooned north pole, it’s also revealed ... we’re getting a closer ...

JunoCam, the visible light imager aboard NASA's Juno, captured this enhanced-color view of Ju-piter's northern high latitudes ...

Jupiter and Mars shine in the evening, more planets gather in the morning, and the Eta Aquariid meteors join in.

Since it arrived in 2016 at Jupiter's orbit, the vehicle, which looks something like a three-bladed cosmic ... stream that encircles Jupiter’s north pole where the cyclones rage.

Scientists first identified a vortex—a mass of whirling air or fluid—high above Earth’s North Pole in the early ... vortices take many forms. Jupiter’s look like pans of sweet rolls.