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Originally posted by Valar God
Originally posted by steveknows
Originally posted by Valar God
...
You don't burn fuel all the way to anywhere in space including the moon. You burn fuel to push off and depending on how far you have to go and where you're are going is how long you have to push off for. Once you're on your way to your desired velocity you cann the rockets or else you'll end up going faster than you want and overshoot your target or burn up more fuel than you wanted in order slow down. So you only need enough fuel to start, slow down, stop start again and then slow down and stop or slow down and re enter.
And you know that how ?
From the Moon missions ?
LOL.
Are we going in circle here ?
Originally posted by GrassyKnoll
Originally posted by theXammux
Assuming someone was willing to spend millions of dollars just to end this silly debate...
If this debate is silly to you; why do you bother replying?
The ONUS is on NASA to prove astronauts walked the surface of the earth.
Why on earth is it silly to question suspicious explanations?
Originally posted by Valar God
Originally posted by steveknows
Originally posted by Valar God
...
You don't burn fuel all the way to anywhere in space including the moon. You burn fuel to push off and depending on how far you have to go and where you're are going is how long you have to push off for. Once you're on your way to your desired velocity you cann the rockets or else you'll end up going faster than you want and overshoot your target or burn up more fuel than you wanted in order slow down. So you only need enough fuel to start, slow down, stop start again and then slow down and stop or slow down and re enter.
And you know that how ?
From the Moon missions ?
LOL.
Are we going in circle here ?
Originally posted by Brother Stormhammer
Originally posted by Valar God
Originally posted by steveknows
Originally posted by Valar God
...
...
...
I'll probably regret trying to explain this, but in the words of the oft-quoted ATS motto, "Deny Ignorance"...so I'll give it a shot.
Funny you should mention going in circles...but that gives me a good segue to work with, so I'll use it.
Let's start with Isaac Newton. Please note that Sir Newton didn't work for NASA, so he's probably immune to the whole "NASA paid shill" accusation. He derived three general laws describing the motion of bodies, and their velocity. His "First Law" is the one that we'll need to look at here. For convenience sake, here it is:
"Every body persists in its state of being at rest or of moving uniformly straight forward, except insofar as it is compelled to change its state by force impressed."
That's the English translation of Newton's own writing (he used Latin). In simpler English, a body at rest remains at rest, and a body in motion moves in a straight line, unless acted on by an outside force. What, you ask, does this have to do with orbital mechanics and / or the flight to the Moon? Bear with me a bit longer, and I'll tie this together, and come back to your point, I promise.
People have been observing the planets (and the Moon, for that matter) since there were people here. Six thousand years ago, we used the naked eye. Since Galileo's day, we've used telescopes of increasing sophistication. As with Sir Isaac Newton, please note that prehistoric astronomers, and Galileo, for that matter, are well beyond NASA's reach. Observations of Lunar and planetary motion dating back hundreds (if not thousands) of years show that the planets move in constant orbital paths whose only curves are the direct and mathematically predictable result of gravity (and there's Sir Isaac again, with his laws of gravitation, derived from exactly the sort of observations I'm referring to). The one thing nobody has ever seen are the huge rocket engines / draft animals / angels that keep pulling the planets in their courses. That's because there isn't anything providing them with acceleration....in space, it's not necessary. Why not, you ask? Because in space, absent such sources of friction as a dense atmosphere, motion is governed solely by Newtonian laws. No external force has to keep acting on planets to keep them moving, because there is no friction causing them to decelerate.
The Apollo capsules (or, for that matter, the satellites that orbit the Earth above a certain altitude) don't require constant thrust to maintain their trajectories because there's nothing slowing them down, and Newton's first law of motion reigns supreme. The science behind this claim literally isn't rocket science...it predates manned rocketry by around three hundred years....and the observations that led to and supported that science predate the science itself by a few hundred more.
Originally posted by steveknows
Originally posted by Valar God
Originally posted by steveknows
Originally posted by Valar God
...
You don't burn fuel all the way to anywhere in space including the moon. You burn fuel to push off and depending on how far you have to go and where you're are going is how long you have to push off for. Once you're on your way to your desired velocity you cann the rockets or else you'll end up going faster than you want and overshoot your target or burn up more fuel than you wanted in order slow down. So you only need enough fuel to start, slow down, stop start again and then slow down and stop or slow down and re enter.
And you know that how ?
From the Moon missions ?
LOL.
Are we going in circle here ?
No because I've loved science since I was a kid. Go play a game of air hockey and observe. Mind you the table isn't in a vacuum, but observation can be a powerful thing.
Originally posted by Valar God
www.youtube.com...
I would love to hear an explanation from Moon landing BELIEVERS
why there were no Moon missions in the last 50 years ?
I have never heard that one.
And an answer to a thing that poked my eyes even when I was 10 years old.
How were "the first steps" filmed from outside the spacecraft ?
The answer to this one must be a hilarious one.
Thanks, lol.
I would love to hear an explanation from Moon landing BELIEVERS
why there were no Moon missions in the last 50 years ?
A lot of talk but no valid arguments.
Isaac Newton didn't CREATE laws of physics.
Isaac Newton was an iluminati.
If you want to put it that way, the way that I already heard numerous times,
the ultimate way that people trying to persuade someone into Moon landing when they run
out of any valid argument, tell me this then:
How fast do you travel using the rocket system trough the air (atmosphere) ?
How fast do you travel using the rocket system trough the water ?
(with the same speed of fuel combustion as above)
How fast do you travel using the same rocket system trough space ?
Tell me this in relative numbers.
Tell me how you KNOW that, not how you ASSUME that.
Or in other words, NOT how you WOULD LIKE IT TO BE, or how you IMAGINED it to be.
Let me guess.
You don't KNOW anything, right ?
Right ...
EDIT:
As for the non-existance of the force pushing the planets:
How do you know that there is no force still pushing the planets ?
Can you explain then, which non-existent force is FORCING the planet's orbits
to be aligned with one another, like in the same "plate".
(my english is lacking here, you should know what I mean).
Originally posted by sown261
I guess you have never seen the movie Capricorn One! It was necessary to launch a Rocket to give the appearance that the moon mission was real. The rocket never reached orbit, they would deploy the capsule over the ocean be picked up by either Submarine or Aircraft Carrier.
Originally posted by steveknows
Actually astronauts do get a little taller because all the weight is taken off their joints and vertebrae so they expand but go back to normal once back on the the ground.
.... a lot of talk with no arguments ...
There aren't any simple answers to any of those questions...the speed of a rocket through any medium that applies friction is going to depend on the shape of the rocket, the mass of the rocket, and the specific impulse of the engine (which isn't the same thing at all as the "'speed of fuel combustion"). Lacking any specific information, and in keeping with your desire for 'relative' numbers, here's the best I can do for you. All factors being equal:
How fast does a rocket travel through the air? Very fast.
How fast does a rocket travel through water? Not nearly as fast.
How fast does a rocket travel through space? Very, very fast.
38 years of building and flying model rockets ranging from single-stage store-bought kits up through scratch-designed three stage birds that could loft a camera well above a mile in altitude. 20 years hand-loading my own solid rocket motors (though of late, sanity has set in, and I leave that to the pros these days). 5 years and counting building liquid-fuel amateur rockets.
30 years using (and occasionally building) astronomical telescopes.
As for the physics/math goodies, Bachelor's degrees in physics and computer science, minor in mathematics.
The planets are all in one "plane" (the ecliptic) because of the mechanics of planetary formation. The disk of matter from which they condensed formed parallel to the solar equator, and as they formed, most of them stayed more or less in the same plane.
Originally posted by steveknows
Originally posted by GrassyKnoll
Originally posted by theXammux
Assuming someone was willing to spend millions of dollars just to end this silly debate...
If this debate is silly to you; why do you bother replying?
The ONUS is on NASA to prove astronauts walked the surface of the earth.
Why on earth is it silly to question suspicious explanations?
NASA did prove it in 1969. It's up to the tools who ignore the information to prove otherwise. And I mean real proof not hearsay or some stupid website with no solid foundation for the claims that it didn't happen.edit on 9-9-2011 by steveknows because: (no reason given)
Originally posted by Valar God
Originally posted by steveknows
Originally posted by Valar God
Originally posted by steveknows
Originally posted by Valar God
...
You don't burn fuel all the way to anywhere in space including the moon. You burn fuel to push off and depending on how far you have to go and where you're are going is how long you have to push off for. Once you're on your way to your desired velocity you cann the rockets or else you'll end up going faster than you want and overshoot your target or burn up more fuel than you wanted in order slow down. So you only need enough fuel to start, slow down, stop start again and then slow down and stop or slow down and re enter.
And you know that how ?
From the Moon missions ?
LOL.
Are we going in circle here ?
No because I've loved science since I was a kid. Go play a game of air hockey and observe. Mind you the table isn't in a vacuum, but observation can be a powerful thing.
Hey man, excellent explanation.
I am very glad for you that you loved science when you were a kid.
Why don't YOU go play a game of hockey considering that you got no explanation ?
(OMG, these people who BELIEVE in Moon landing are all the same.)
Originally posted by Valar God
Originally posted by PsykoOps
reply to post by Valar God
I actually have to point you to it? You make no effort on your own yet make those claims???
Start here:
en.wikipedia.org...
en.wikipedia.org...
I am impressed that you know how to google something
and that you know about wikipedia.
The thing you are lacking is RELEVANCE !
Originally posted by FurvusRexCaeli
Originally posted by steveknows
Actually astronauts do get a little taller because all the weight is taken off their joints and vertebrae so they expand but go back to normal once back on the the ground.
Yeah, I should've remembered that. I doubt it's enough to increase one's stride length, though, especially when encumbered by a space suit and possibly debilitated by the other effects of zero-g. Not so much that LROC could measure it.
Originally posted by rocket88
reply to post by GrassyKnoll
You demand it. NASA offers it.
www.nasa.gov...
Originally posted by alfa1
Originally posted by sown261
I guess you have never seen the movie Capricorn One! It was necessary to launch a Rocket to give the appearance that the moon mission was real. The rocket never reached orbit, they would deploy the capsule over the ocean be picked up by either Submarine or Aircraft Carrier.
Actually I did see Capricorn One.
Every last thing on that mission was intended to be a real manned mission and would have been. The fake mission was only faked to continue funding on a shortened political timeline.
It was a Mars mission, not a Moon mission.
The rocket did reach orbit, it reached Mars and did the whole fake mission perfectly, just burned up on reentry to Earth.
Originally posted by Valar God
.... a lot of talk with no arguments ...
No answer on no-arguments.
There aren't any simple answers to any of those questions...the speed of a rocket through any medium that applies friction is going to depend on the shape of the rocket, the mass of the rocket, and the specific impulse of the engine (which isn't the same thing at all as the "'speed of fuel combustion"). Lacking any specific information, and in keeping with your desire for 'relative' numbers, here's the best I can do for you. All factors being equal:
How fast does a rocket travel through the air? Very fast.
How fast does a rocket travel through water? Not nearly as fast.
How fast does a rocket travel through space? Very, very fast.
Trying to look smart, eh ?
quote from wiki:
"Specific impulse (usually abbreviated Isp) is a way to describe the efficiency of rocket and jet engines. It represents the derivative of the impulse with respect to amount of propellant used, i.e., the thrust divided by the amount of propellant used per unit time."
propellant used per unit time = speed of fuel combustion
Why do you have to use these low tricks in order to make yourself look smarter ?
Will that really make your non-arguments worth more ?
And what is the talk about the "lack of specific information" ?
You don't presume that in all three cases all parameters are THE SAME ?
How come when you are so smart as you claim to be ?
OR !
You know why you wrote that.
Because you know that a (good) aerodynamic rocket will go faster trough water than trough air
while a bad aerodynamic rocket will go faster trough air than trough water
while, in both cases, they will go much MUCH faster than trough space.
38 years of building and flying model rockets ranging from single-stage store-bought kits up through scratch-designed three stage birds that could loft a camera well above a mile in altitude. 20 years hand-loading my own solid rocket motors (though of late, sanity has set in, and I leave that to the pros these days). 5 years and counting building liquid-fuel amateur rockets.
30 years using (and occasionally building) astronomical telescopes.
As for the physics/math goodies, Bachelor's degrees in physics and computer science, minor in mathematics.
And JUST COINCIDENTALLY "formed parallel to the solar equator" ?!?!
And JUST COINCIDENTALLY all the planets behave the same
regarding position, spinning, movement, orbits, ......., ...... ...... ?
HEY, you have convinced me, I don't know about the others.