Update: On 16 October, NASA released an image of a faint
ejecta plume observed by the LCROSS shepherding spacecraft.
Not exact matches
One reason for the spectacular burst could be that puncturing the comet's crust released subsurface pressure, allowing a much bigger
plume of
ejecta to spurt out, Yeomans said.
Any rain related to the
plume would have fallen after the rocky impact
ejecta had been deposited outside the crater.