Comet Wild 2 dust ‘ballistics’ probed in 3D – BBC News Featured International Technology Comet Wild 2 dust ‘ballistics’ probed in 3D – BBC News Editor January 11, 2016 Scientists in the US are making detailed 3D maps of the cavities carved by comet dust in... Read More Read more about Comet Wild 2 dust ‘ballistics’ probed in 3D – BBC News