Re: SPACE: Beyond Apollo (was: a to-do list for the next century)

From: Damien Broderick (d.broderick@english.unimelb.edu.au)
Date: Tue Apr 04 2000 - 08:42:58 MDT


At 05:19 PM 4/04/00 -0400, Robert wrote:

>Of course I'll point out before one of our rocket jocks jumps
>on it, that Venus Lite is going to require some changes in its
>orbital velocity...

WhY? Because mass-driving all that matter out of the pithed planet will
kick hard? Fire it off in all directions, or just hither and yon, to and
fro, forward and aft, carefully.

>Just out of curiosity, if you make the
>planet 1/10th its former mass (with the same volume), how
>much are you going to have to change the length of its year?

Why should it have any effect? An asteroid at 1 AU would take a year to jog
around, surely. A Jovian ditto.

Damien
[but what would I know?]



This archive was generated by hypermail 2.1.5 : Fri Nov 01 2002 - 15:27:51 MST