but for the past few years it has been edging closer and making fly-bys of the large Galilean moons. On Dec. 30, 2023 and Feb. 3, 2024, Juno flew within 930 miles (1,500 kilometers) of Io.

Plus: Observe two stunning spirals, see Venus reappear as a morning star, and enjoy the Last Quarter Moon in the sky this ...

The most volcanic body in the solar system, Io is an infernal hellworld that constantly spits sulfurous magma into space. And a new study suggests that it's been that way for a long, long time.

Scientists connect the dots between Galilean moon, auroral emissions on Jupiter Apr 5, 2022 Research team identifies giant swirling waves at the edge of Jupiter's magnetosphere ...

The solar system is home to bizarre moons like Enceladus and Callisto, each unveiling nature’s wonders and some of science’s ...

Jupiter has four large moons – Io, Europa, Ganymede and Callisto – with diameters ... The four larger moons mentioned above, also known as the 'Galilean moons', account for 99.997 percent of the total ...

Jupiter’s moon Io, the most volcanically active body in the solar system, is littered with hundreds of erupting volcanoes. High-resolution images now reveal several dozen lava lakes, researchers ...

These pinpricks of light are actually Jupiter's four largest moons, now known as the Galilean moons: Io, Europa, Ganymede, and Callisto. Many of these celestial orbs are as remarkable as Jupiter ...

Are you curious about our nearest stellar neighbor? Have you ever wanted to see the night sky from a Galilean moon? Visit the Lycoming College campus to unravel the mysteries of the universe in the ...

Italian astronomer Galileo Galilei revolutionized astronomy in 1610 when he discovered Jupiter’s four largest moons: Io, Europa, Ganymede, Callisto. These “Galilean satellites” provided ...