Rosetta Spacecraft Scoops Up Surprise Speck of Fluffy Comet Dust
Wednesday, August 31, 2016 - 12:21
in Astronomy & Space
For the first time, the Rosetta spacecraft has analyzed pristine samples of dust from the comet it orbits, characterizing five tantalizing dust grains whose structure offers insight into the formation of comets and objects in the early solar system.