The largest moon in the solar system — Jupiter’s Ganymede — has a unique and inexplicable magnetic field. New research could ...

A new study suggests Ganymede—our neighborhood's biggest moon—still has a hot, churning core cranking out its unique magnetic ...

Jupiter’s Galilean moons, Europa, Ganymede, Callisto, and Io, have long been subjects of intense scientific scrutiny, particularly regarding their potential to harbor life. Recent research has brought ...

The James Webb Space Telescope's Near captured imagery of Jupiter and its moons Amalthea and Adrastea on July 27, 2022. Also ...

The team still can't confidently rule out the existence of Europa's water vapor, especially as similar plumes have been more ...

When did Jupiter’s Galilean moons first contain the ingredients for life? This is what complementary studies published in The Planetary Science Journal and Monthly Notices of the Royal Astronomical ...

There’s no mistaking Jupiter in the sky these 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 is by ...

North America’s celestial highlights for the weekend ahead, which also apply to mid-northern latitudes in the northern ...

Another day, another show in the sky! If you look up after dark on Wednesday, April 22, you’ll catch a charming moment in the cosmos, no telescope required: a glowing waxing crescent moon hanging near ...

Venus, now an "evening star," remains the brightest object in the sky after the moon, while Jupiter shines higher above it ...

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