CARP Systems International "Don't Panic! Things are
Kanata, Ontario, CANADA about to get much worse!"
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Date: 14 Aug 92 11:38:54 GMT
From: "Hugh D.R. Evans" <HEVANS@ESTEC.BITNET>
Subject: Interstellar Probes - How Fast Can We Go?
Newsgroups: sci.space
In article <1992Aug13.203637.1@abo.fi>, mlindroos@abo.fi says:
>
--- stuff deleted ---
>My question is, how fast can we go? Wouldn't it make more sense to send a
>ion-propulsion probe towards the Sun first to obtain a gravitational boost
>(OK, I know the problems of isolating it from the heat (5000-6000K) and
>radiation near perihelion must be enormous)?
Nahh, just send it at night! :-) :-).
Hugh.
Standard Disclaimer... * Inet: hevans@estwm8.dnet.estec.esa.nl
* or hevans@estec.esa.nl
"The road to nowhere is * SPAN: ESTCS1::HEVANS
shorter than you think" * BITNET: HEVANS@ESTEC
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Date: Fri, 14 Aug 1992 11:06:29 GMT
From: christian stelter <ppm-021@fb3-s7.math.TU-Berlin.DE>
Subject: Mini Energiya(?) & MIR replacement
Newsgroups: sci.space
What you have seen was called Energia-M and is a reduced version of the Energia with only one 2nd stage engine, smaller tanks and only 2 first stage boosters.
The payload shroud was mounted ontop of the 2nd stage and not aside. Main reasons for this smaller version are the need of Energia NPO for a cheaper carrier
with reduced payload capacity.
I heard about this possible configuration during my visit at the Moskow Aviation Inst. in June. But russians are very secret when they pose something new, and
so no other information were available at this time.
The core - module of Mir had some breakdowns and is reduced to 80% of its working level. This, and that it is cheaper to replace this core with a new improved
version than to build a whole new station would result in a decision in this direction
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Date: 14 Aug 92 10:27:29 GMT
From: nicho@VNET.IBM.COM
Subject: pigs in space was(Re: Beanstalks in Nevada Sky)
Newsgroups: sci.space
In <16fvm0INNckq@agate.berkeley.edu> George William Herbert writes:
>That will, barring massive revision of space law, NOT happen to the
>space near earth 8-)
>The outer space treaty, which has been ratified by all spacefaring
>and most other nations at this time, agrees that there is no territory
>in space, i.e. that no country can "own" space above itself. China
>was the last holdout, but they signed about 2 weeks after the US brought
>up its nonsignatory status during the Long March launch debate for
>a Hughes-built sattelite a couple of years ago (smart move).
>If you go "into space", normally defined as >100km (62 nautical miles)
>above the earth, then the only laws that apply are those of the launching
>nation. This is due to responsibility and liability issues (if your
>vehicle rams mine, who's responsible?) etc. If the US national law does
>not prohibit gambling, then you can gamble on a US station or vehicle.
>If someone else's laws did, then you couldn't.
Can someone point me towards a fiction work which deals with the
possibility of a group not based in a current spacefaring nation, who
gain relatively cheap and easy access to space, and then proceed to
cheerfully ignore all these self-important treaties ??
I'd be interested in a work which dealt with how the
major powers would be likely to react, and issues such as where
popular support would be likely to side.
I've seen several sets of numbers demonstrating that you can chuck
some serious quantities of people and material into orbit if you're not
too fussy about high tech or perfect safety. Now suppose somone did
this for real, and started up the sorts of operations that Allen and
Nick espouse, and decided they were going to do what they liked, without
giving a pair of dingo's kidneys for what anyone else thought. (maybe a