> 1) Hard radiation from a nuclear blast would be deadlyat between > close and medium ranges - no atmosphere to stop the radiation pulse, > so even the "light" stuff would go a long way. Gamma rays don't stop > for much of anything anyways, so they'd be a killer no matter what. Any real starship would have to have massive amounts of radiation shielding anyway, or the crew would die the first time they happened to be in-system and the sun had a bad flare. This is one of the major problems facing any manned Mars missions right now, actually. There's a really tense scene covering that issue in Kim Stanley Robinson's Mars trilogy (highly recommended, btw)... and I should really stop with the non sequitors. ;) The whole contact range things is also affected here -- there's obviously no fallout in space, either. -- Graeme Lennon -=- graeme@balefire.net -=- Montreal, Canada ... deadening the flow of relentless biography ...