NASA's Juno probe will peer beneath the icy crust of Jupiter's moon Europa

NASA's Juno probe will come closer to Europa than any spacecraft has in 20 years. Here's what Juno will investigate at the icy moon.

NASA's Juno probe will peer beneath the icy crust of Jupiter's moon Europa
NASA's Juno probe will come closer to Europa than any spacecraft has in 20 years. Here's what Juno will investigate at the icy moon.