Launching soon: ESA's Juice spacecraft to probe Jupiter's moons for life signs

We speak to professor deeply involved in multi-year, billion-plus-euro mission Feature  On December 4, 1973, NASA's Pioneer 10 became the first spacecraft to observe Jupiter up close, zipping by at a distance of 82,000 miles above its swirling clouds. Its twin probe, Pioneer 11, followed a year later, coming closer still to the gas giant.…