Pluto’s smaller moons pose mysteries
New Horizon images offer clues to dwarf planet’s history
![five moons of Pluto](https://i0.wp.com/www.sciencenews.org/wp-content/uploads/2015/11/103015_cc_pluto-moons_free.jpg?fit=860%2C460&ssl=1)
FAMILY PORTRAIT The five moons of Pluto show diverse sizes, shapes and surfaces that tell the story of how this system formed and evolved.
NASA, JHU-APL, SWRI