On Sat, 19 Sep 2009 19:57:56 +0100, Paul Martin wrote:

Are you saying the earth doesn't go around the Sun (as a first
approximation)?

To a pedant, that is correct. The earth orbits the centre of mass of the
whole solar system (to a first approximation). That might not always lie
within the Sun.

Please don't confuse this thread with physics... it's too funny watching
it unfurl without the introduction of science.

BW