Pluto’s heart: Like a cosmic “lava lamp”
In a reservoir that's likely several miles deep in some places, solid nitrogen warmed by Pluto's modest internal heat becomes buoyant and rises up in great blobs before cooling off and sinking again to renew the cycle.
By Johns Hopkins University Applied Physics Lab, Laurel, Maryland | Published: Thursday, June 2, 2016
RELATED TOPICS: SOLAR SYSTEM | PLUTO | NEW HORIZONS