hmmm... which catastrophe was the worse? I guess I'll have to be glad for the floating thingy (something floated) with the slow-mo gradual dust accumulation coverings not so bad, all in all.
That is preferable to a scenario in which the planet encounters cosmic dust storms where the dust granules weigh talent weigh (about 70 lbs) or more.
One of these days, Alice...
Just a mile or a few across, as far as rocks go, mere dust on cosmic scale, eh?
Until then, we can continue to keep calm, and 
