A conceptual mission known as "Persephone" could explore Pluto and its moons for 50 years  — if it ever gets funded and approved.

New Pluto mission could uncover dwarf planet's hidden ocean — if the 'queen of the underworld' gets to fly

Source: space
Source Link: https://www.space.com/astronomy/pluto/new-pluto-mission-could-uncover-dwarf-planets-hidden-ocean-if-the-queen-of-the-underworld-gets-to-fly