The International Astronomical Union’s vote in 2006 to demote Pluto to dwarf planet status merely created “the illusion of scientific consensus,” according to a recent paper.
NASA, JHUAPL, SwRI
PLASMA PRECIPITATION Blobs of plasma can fall like rain in the sun’s atmosphere, as seen in the center of this image of a solar flare from July 2012. New observations spotted such rainfall in other surprising spots.
Goddard Scientific Visualization Studio/SDO/NASA
SPITTING IMAGE Simulated collisions between two moonlets can lead to oddly shaped moons (bottom row) that closely resemble some of Saturn’s moons (top row; from left to right: Pan, Atlas and Prometheus).
Images: JPL-Caltech/NASA, Space Science Institute; Simulations: A. Leleu, M. Jutzi and M. Rubin/Nature Astronomy 2018