Research into Jupiter’s moons shows Io and Europa did not evolve apart but formed with opposite compositions from the ...

There’s no mistaking Jupiter in the sky these Butler winter evenings, rising in the southeast as evening twilight ends. In fact, you should be able to easily see it long before twilight fades.

Jupiter’s moons have long fascinated scientists with their potential to harbor life, challenging our understanding of life-friendly environments. Recent missions and studies suggest that these icy ...

Although Europa is the fourth largest of Jupiter’s 95 moons, it’s the smallest of the Galilean moons – the largest being Ganymede. With an equatorial diameter of about 3,100 kilometres, Europa is ...

While Io, the most volcanically active moon in the solar system, appears completely dry and devoid of water ice, its neighbor ...

Europa is one of Jupiter’s 95 moons, and, perhaps, among the planet’s most famous orbiters. It’s covered in a shell of ice ...

The predawn hours of Aug. 8 present a perfect opportunity to see Jupiter's four largest moons line up next to the "King of the Planets" as it voyages through the stars of the constellation Gemini.

A study has cast doubt on the idea that Jupiter's moon Europa, where NASA has sent a spacecraft, could have conditions to support contemporary life.

The giant planet Jupiter has nearly 100 known moons, yet none have captured the interest and imagination of astronomers and space scientists quite like Europa, an ice-shrouded world that is thought to ...

On Jan. 10, 2026, Jupiter reaches opposition, the moment when Earth passes directly between the planet and the sun. It puts the planet at its brightest and best in 2026.

While Io, the most volcanically active moon in the solar system, appears completely dry and devoid of water ice, its neighbor ...