[extropy-chat] Re: SPACE: new planet?

[Don Dartfield]

On Fri, 20 Feb 2004, Mike Lorrey wrote:

> The Earth and its moon could be considered twin planets compared to huge
> planet like Jupiter and Saturn, which are 40 or 50 times larger than
> their biggest moons [ an odd statement to make, since the volume of the
> Moon is 1/50th of the Earth, and the mass of the Moon is 1/80th that of
> Earth].

Why is it odd?  They're not talking about volume or mass when they say "40
or 50 times larger."