Galileo Stories

A proposed mission called Io Volcano Observer (IVO) would visit Jupiter’s moon Io, which is a true volcanic wonderland with hundreds of erupting volcanoes gushing tons of molten lava and sulfurous gases at any moment.  Wind the clock back a…

Scientists re-examining data from an old mission bring new insights to the tantalizing question of whether Jupiter’s moon Europa has the ingredients to support life. The data provide independent evidence that the moon’s subsurface liquid water reservoir may be venting…

Resurrected data from Galileo’s first flyby of Ganymede is yielding new insights about the moon’s environment — which is unlike any other in the solar system.

Europa, Jupiter's smallest moon, might not only sustain but foster life according to the research of a University of Arizona professor.

NASA researchers have the strongest evidence yet that one of Jupiter's most mysterious moons hides an ocean of water underneath its icy coat.

Hydrogen peroxide - the chemical that can turn a brunette into an instant blonde - appears on the icy surface of Jupiter's moon Europa, according to a new discovery by NASA's Galileo spacecraft reported in the March 26 edition of…

The surface gravity on Ganymede is only 15% that of Earth's. A 150 lb. person would only weigh 22.5 lbs. on Ganymede.

Galileo Galilei's finger is on display at the Museo di Storia del Scienza in Florence, Italy.

One of the first things taught in geometry is that the shortest distance between two points is a straight line.