New observations of 21 extreme debris disks suggest the dust comes from violent impacts between planet-building bodies, and could even flag star systems in the midst of a planetary shake-up.
Dusty Disks Around Young Stars May Be Wreckage of Moon- and Mars-Sized Collisions
New observations of 21 extreme debris disks suggest the dust comes from violent impacts between planet-building bodies, and could even flag star systems in the midst of a planetary shake-up.
Protoplanetary disk · Wikimedia — licence per file · rights
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