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8 Reasons Why Going Back to the Moon Is Loony by MARGARET WERTHEIM
On 18 Jan 2006 17:21:51 -0800, "Brad Guth"
wrote: I believe in whatever actually works, as having been proven by the likes of the Lunar Prospector and Clementine missions. As to the Saturn-V/apollo crapolla of their perpetrated cold-war, by way of their own rocket-science numbers, it's somewhat unlikely they got their whole 9 yards of nearly 50t up to GSO (God forbid, why the hell would you want to get your DNA parked there?). The numbers William posted are the underpinning for what works. You want to figure out how big a rocket would be required to get Apollo to the Moon? Plug in the mubers yourself. Want to figure out how big a rocket you need to get your payloads where you want to go? Ditto. So, what portion(s) of the Apollo missions made the roundabout and returned with all of those terrific Kodak moments as obtained from lunar orbit? Are we talking 5t, 10t or perhaps(iffy) 15t ??? - All of it. ----== Posted via Newsfeeds.Com - Unlimited-Unrestricted-Secure Usenet News==---- http://www.newsfeeds.com The #1 Newsgroup Service in the World! 120,000+ Newsgroups ----= East and West-Coast Server Farms - Total Privacy via Encryption =---- |
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8 Reasons Why Going Back to the Moon Is Loony by MARGARET WERTHEIM
b.g.; What does his publishing of whatever 'should work' have
to do with the real thing? When they are based on the laws of physics and play out in reality, they have everything to do with it. Michael Gallagher, Then you're saying, and/or at least suggesting, that ACC had established the 57:1 ratio within his fly-by-rocket physics for getting the likes of 51t deployed into orbiting our moon? (somehow I don't think so, at least not via our rocket-science of the mid to late 60's wasn't quite that good, nor is that good as of today) AFAIK, that information is publicly available, but as it is somwhat involved, may be hard to find. You might not find it at a public library, for instance. But it's not classified. You should probably do your search in "space hisory." Whether you agree with what you read is your problem. I tend to read whatever I can. Just seems rather odd that the likes of the Steven Pietrobon's LRB upgrade of using that somewhat better off than all-solid method, especially of h2o2/c3h4o as core instead of his original h2o2/kero performance http://www.sworld.com.au/steven/pub/lrb.pdf is quite easy to locate and even somewhat village idiot understandable, as opposed to all of the need-to-know of hocus-pocus and perpetrated cold-war cloak and dagger aspects of our NASA (aka MI6/NSA-CIA--DoD) Apollo fiasco that simply doesn't seem to add up, that is unless we're talking about 15t or perhaps as few as 5t making their go around and science recovery (including those nifty Kodak moments obtained from orbit), which is still ten fold better off than anything the USSR accomplished. - Brad Guth |
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8 Reasons Why Going Back to the Moon Is Loony by MARGARET WERTHEIM
As I'd just contributed, as to my question about rocket-science that's
on paper as opposed to what has actually been accomplished if you'd care to exclude the Apollo missions of supposedly taking 51t into lunar orbit, or at least 51t past LL1. b.g.; What does his publishing of whatever 'should work' have to do with the real thing? If what yove've previously contribited is still the holy grail status quo matter of fact: When they are based on the laws of physics and play out in reality, they have everything to do with it. Michael Gallagher, Then you're saying, and/or at least suggesting, that ACC had established the 57:1 ratio within his fly-by-rocket physics for getting the likes of 51t safely and somewhat quickly deployed into orbiting our moon? (somehow I don't think so, at least not via our rocket-science of the mid to late 60's wasn't quite that good, nor is that good as of today) AFAIK, that information is publicly available, but as it is somwhat involved, may be hard to find. You might not find it at a public library, for instance. But it's not classified. You should probably do your search in "space hisory." Whether you agree with what you read is your problem. I tend to read whatever I can. Just seems rather odd that the likes of Steven Pietrobon's LRB upgrade of using that somewhat better off than all-solid method, especially of h2o2/c3h4o as core instead of his original h2o2/kero performance http://www.sworld.com.au/steven/pub/lrb.pdf is quite easy to locate and even somewhat village idiot understandable, as opposed to all of the need-to-know of hocus-pocus and perpetrated cold-war cloak and dagger aspects of our NASA (aka MI6/NSA-CIA--DoD) Apollo fiasco that simply doesn't seem to add up, that is unless we're talking about 15t or perhaps as few as 5t making their go around and science recovery (including those nifty Kodak moments obtained from orbit), which is still ten fold better off than anything the USSR accomplished. If the "S-IVB was the THIRD stage of the Saturn V. It was a three stage rocket, not four." thus having no benefit of SRBs at launch and no such SRM kicker stage seems rather inert massive, thus extremely impressive for the mid to late 60's of rocket-science that can't be duplicated nor much less out done by anyone (including ourselves) as of today. - Brad Guth |
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8 Reasons Why Going Back to the Moon Is Loony by MARGARET WERTHEIM
Michael Gallagher; What matters is not just the mass of the payload
but how fast you want it to go. How absolutely true, in that 3 days to the moon along with getting 51+t pass LL-1 is still a pretty nifty trick that's still taboo/nondisclosure as all get-out... The New Horizons porbe, for instance, was launched on an Atlas V and left Earth at 30,000 mph -- well over planetary escape velocity of 25,000 mph. But would you need as big a rocket if you wanted to put the same size vehicle in Low Earth orbit at 17,500 mph? No. You would need a smaller rocket ... which would, logically, change the ratio you are playing with. But the ratio means NOTHING. You can't find it anywhere because in all probability, it has nothing to do with determining the size of a booster for a given mission. The basic laws of motion, beginning with F=ma, do. Remember that form highschool? In other words and of whatever hard-rocket-science knowledge that you've apparently based your entire life upon, whereas New Horizons having proven once again that perhaps not more than 15t of the extremely old and badly outdated Saturn-V NASA/Apollo missions made it into orbiting our moon, if that much. Oops! If it rocks your mainstream status quo good ship LOLLIPOP, it isn't going to fly, especially if I'm not into worshiping your pagan brown-nosed NASA/Apollo cult. If you want to believe that our government never lies it's sorry butts off, never perpetrated the cold-war(s) and, that your beloved NASA is better than unprotected sex, in which case I have nothing that's suitable for your extremely brown-nosed mindset or just typically mainstream snookered/dumbfounded soul to ponder. - Brad Guth |
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8 Reasons Why Going Back to the Moon Is Loony by MARGARET WERTHEIM
The rocket/payload ratio is irellevant. Basically, you take the mass
of your payload, figure out where you want to send it, and doing the math tells you how big the rocket should be. The farther you want to go, the bigger the rocket. It's the difference between getting a payload to 17,500 mph to orbit the Earth .... and just under planetary escape velocity of 25,000 mph, fast enough to head out to the Moon but slow enough that it slows down and doesn't whip past the Moon into deep space. See? Michael Gallagher, That's absolutely the terrific sort of news that I could use, whereas then my original 32:1 ratio of what modern day applied rocket to payload is entirely doable, as for getting a good batch of those 10 kg microsatellites into orbiting our moon. Although, considering that it was so much slower while capable of taking the more direct route, I'm still but wondering as why it took 764:1 for accommodating the Lunar Prospector? (what the hell were they doing wrong?) They are around here, on this forum, and have tried to explain. Why don't you listen? I don't have to listen outside of what you've just stipulated, that such old and outdated as the inert massive rocket-science was as of 4 decades ago, whereas their better than 60:1 ratio worked like such a charm that has never been accomplished since. So, let us stick with what works. After all, exactly like Lunar Prospector, a batch of these microsatellites are not hauling DNA, thus having to spend lots more time within the Van Allen zone of death because of taking the more direct route, and if need be taking twice as long getting to the moon isn't a problem, and then because of using the significant payload advantage of LRBs running on h2o2/c3h4o, plus having the core/2nd stage of LO2/LH2 and a couple of disposable composite solids should more than outperform the old and somewhat (aka outdated) inert massive Saturn-V alternative by at least 2:1. Lets see, even if we used the old but totally proven 60:1 method is going to get 51+ tonnes of microsatellites (5,000 of those 10 kg units plus a mothership) past LL-1 and into orbiting our moon within less than three days because, of such a robotic mission being able to take the shortcut directly through the very worse of the Van Allen zone. Of course we should be able to double upon that performance with the newest improvements in rocket-science that'll cut the inert/dry mass nearly if not better than half. Thereby 100+ tonnes should be doable with not more than a 3200 tonne liftoff mass. I wasn't exactly planning on doing 5,000 and/or much less 10,000 microsatellites at once, but what the hell, I'll take whatever's available. A Saturn-V has got to be dirt cheap, especially since the LXO/LH2 and even the RP-1 fuel is cheap at government wholesale bulk prices, and otherwise since all the R&D as well as having a 100% safety record is a done deal. - Brad Guth |
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