Amazing views of Jupiter over the years via the Hubble Space Telescope. The moons of Io, Ganymede and hazy Uranus can be ...

The planet Jupiter on Jan. 10 will appear bigger and brighter than at any other time this year.

Jupiter's moon count reaches 95+ official satellites. Explore the history of the Jovian system, from Galileo to the latest NASA discoveries.

What exists beneath the surface of Jupiter's icy moon, Callisto? This is what a recent study accepted by The Planetary ...

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.

Far from the Sun’s heat, orbiting the outer planets of the solar system, are moons with oceans of liquid water beneath their frozen surfaces. Keith Cooper finds out how planetary scientists are ...

The wolf moon is spectacular enough, but look east and you’ll see a celestial titan the size of a pinprick ...

Saturn reigns supreme when it comes to the number of moons orbiting any solar system planet. Including the 128 ...

That would make it thousands of times more massive than any moon orbiting a solar system plane  — so massive it could make ...