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Re: OT - Launches in the future

Hi Ron,

I suggest reading this article:


It is in english...

73s Peter DB2OS

Ron Sparks AG5RS wrote:
> My daughter and I just saw a Discovery channel news clip on space tourism
> and it began a fun line of thought--
> How much in Current Dollars will it cost for her to go to space when she
> turns 50 (2032)?
> Here is our logic:
> A.  Current airlines are probably as efficient a transport system (in the
> economic sense of efficiency) as you could reasonably expect from a well
> developed commercial launch system in the next 30 years.
> B.  The number of foot-pounds of energy required to orbit 120 lbs. is not
> going to change (we believe in physics).
> C.  A source of foot-pounds for orbital lifts that is cheaper than current
> Jet-A is not likely due to a number of factors.
> So here is the question -- how many miles in a 747-400 uses the same amount
> of energy per person as an orbital launch of that person?
> Our wild guess was that since a trip around the world currently costs about
> $5,500, that using the above concepts she should be able to get a space trip
> for that in 30 years.
> If that were true AMSAT might be able to do a reasonable 60 Kg launch for
> the same price.
> Ron

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