28 Jan
2009
28 Jan
'09
6:56 p.m.
It's been decades, but I seem to remember Carl Sagan noting this in an episode of "Cosmos". Also Shoemaker himself in a more recent documentary on public TV; the title escapes me. Something to do with earth-grazing asteroids, IIRC.. On Wed, Jan 28, 2009 at 6:27 PM, Canopus56 <canopus56@yahoo.com> wrote:
Shoemaker characterizes Nordlingen Ries and Steinheim as a meteor impact sites.