On Sept. 21, 2003, NASA's Galileo mission to Jupiter and its moons came to an end. After 14 years of exploration, the Galileo ...

As the Solar System-wide quest to find the building blocks of life carries on, humanity's isolated a few places most likely to show us the clues we're looking for. More often than not, the public's ...

Gravity assist slingshots are one of the cheapest and most efficient ways to get spacecraft to the outer solar system. That's ...

The European Space Agency's (ESA) JUICE spacecraft launched atop an Ariane 5 rocket from French Guiana in April 2023. The ...

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

Before the Juno mission, little was known about the wind and cloud systems of the polar regions. The solar-powered robotic probe, whose adventure exploring the atmosphere and interior of the planet ...

Scientists once believed that our search for life in the solar system would end in the orbit of Mars. But the more we learn about moons like Ganymede, Titan, and Europa, the more plausible they seem ...

Orbital resonance, as seen with Jupiter’s moons, happens when planetary bodies’ orbits line up – for example, Io orbits Jupiter four times in the time it takes Europa to orbit twice and Ganymede to ...

Jupiter's moon Ganymede is the largest moon in the solar system and is even wider than the planet Mercury. National Oceanic and Atmospheric Administration The history of our solar system is a ...

Images and videos: Artist concept of proposed missions to the Jupiter system (left) and the Saturn system (right). Image credit: NASA/JPL At a meeting in Washington last week, National Aeronautics and ...

The eight largest moons in our solar system are Ganymede, Titan, Callisto, Io, Earth's Moon, Europa, Triton, and Titania.

This enhanced image of the Jovian moon Ganymede was obtained by the JunoCam imager aboard NASA’s Juno spacecraft during the mission’s June 7, 2021, flyby of the icy moon on Juno’s 34th pass close to ...