Despite what frequent Venice visitor Galileo Galilei thought, tides are indeed related to the motion of the moon (and to a lesser extent, the sun).* Two oceanic bulges—one on the side of the ...

Observations made of Jupiter’s moon Io during the Juno mission’s flybys helped astronomers confirm how and why Io became the ...

Scientists with NASA's Juno mission to Jupiter have discovered that the volcanoes on Jupiter's moon Io are each likely powered by their own chamber of roiling hot magma rather than an ocean of magma.

A new study points to why, and how, Io became the most volcanic body in the solar system. Scientists with NASA’s Juno mission ...

Italian astronomer Galileo Galilei ... by tracking how zipping closely to the moon affected the spacecraft’s acceleration. The data was compared with observations from previous missions that ...

The spacecraft zipped within 930 miles (1,500 kilometers) of the moon ... with observations from previous missions that have flown by Jupiter and its moons, such as NASA’s Galileo spacecraft ...