The Juno made its closest pass to Io, Jupiter's volcanic moon, and snapped some stunning images of an eruption on its surface.

www.universetoday.com

Helium-3 also draws excitement as future fusion energy source

www.theregister.com

On discoveries alone, New Horizons’ flyby of Jupiter on February 28, 2007, was a successful mission in its own right. While the Pluto-bound spacecraft was zooming past the giant planet for a gravity boost toward its main targets in the distant reaches of the solar system, and testing out its science instruments just a year after launch, New Horizons revealed the Jovian system in ways never seen before.

pluto.jhuapl.edu