In a message dated 11/9/97 9:02:22 PM, lparker@cacaphony.net wrote: >> High melting points may indeed be handy if we're going much higher than >> 0.3c, then the temperatures can be similar to those of the Shuttle's >> shield >> when entering orbit. Does this mean my litium-6 sail and fuel plug will have a heating problem? Cruise speed was supposed to be over .4 c. Kelly