Hungry, hungry white dwarfs: solving the puzz
In results reported in a new paper in The Astrophysical Journal Letters, graduate student Tatsuya Akiba, along with JILA Fellow and University of Colorado Boulder Astrophysical and Planetary Sciences professor Ann-Marie Madigan and undergraduate student Selah McIntyre, believe they have found a reason why white dwarfs eat their nearby planetesimals.
Source: eurekalert.org