What’s new from New Horizons: Clean water ice on Pluto’s far-out moon, Hydra by Alan Boyle on May 6, 2016May 6, 2016 at 2:03 pm If you’re looking for a place to chip off an ice cube for a cool interplanetary drink, you can’t do much better than Hydra, Pluto’s outermost moon. Newly released readings… Read More