[RightWhale]

Sure, up till now, none. And I have little hopes for any in the first batch of a million. It could happen, though, after all it happened at least once so it is clearly possible. Maybe some day we'll look back at these discussions and have a chuckle at our ignorance.

[Joe Hadenuf]

Given the enormity of the universe, I would not be surprised if there were thousands, or more that may be very similar to Earth.

I sure hate waiting to find out.