Re: Planetary gravity question.

"Johan Böjeryd" wrote:
> 
> Given the knowledge that many listmembers seems to
> posess, I hope you might be able to help me with
> something... :)
> 
> Would a planet the size of our moon be able to attain
> a level of gravity that Earth posseses?
> If so, could it be habitable? (Possibilities for
> fertile soil etc...)
> Could it be a fully fledged eartlike planet?
> 
> I'm fluff writing, hence the question. :)

The only way a planet the size of our moon would be able to have the
gravity equivalent to that of Earth is if it were made out of much
denser material than the moon is currently composed of. It's a
question of mass and density more than size, really.

Mk