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Originally posted by ArMaP
Do you have any reference for that? Thanks in advance.
Originally posted by TarzanBeta
A liter per ton of dirt is enough to provide plant-life.
I think you are forgetting that a day on the Moon is almost 28 Earth days (27 days 7 hours 43.2 minutes, according to Wikipedia)
So... either it hails 24 hours a day on the moon and the hail is literally in liquid form for no more than a few minutes in the early morning until it is hot enough that it boils straight away and THEN it rains on the moon in the late evening but the rain droplets turn straight away into ice before they even hit the dirt...
No, because an atmosphere would be visible, at least by refracting the light in a different way. Haven't you seen images of the Earth from space, in which we can see the atmosphere around the Earth? In any planet that has an atmosphere that atmosphere changes the light that passes through it, I think it's Mars Express that has an experiment on board that uses the light from the stars seen through Mars' atmosphere to analyse the atmosphere's composition.
OH my god. Is that so frickin' hard to imagine? REALLY?! Just because you were born and told a bunch of things... that you think there couldn't be an atmosphere?
PS: I haven't seen or read the press-conference, that's why I am not commenting on what was said.
As you said "hails 24 hours a day" I thought that you considered that the time was relevant, so I thought it was a good opportunity of reminding people that a Moon day is almost the same as an Earth month.
Originally posted by TarzanBeta
It doesn't matter how long the day is on the moon. It doesn't go from day to night immediately. It's always in constant transition from night to day on EVERY planetary body!
As far as I know, any gas or vapour has a different refraction index when compared with the almost vacuum that surrounds the Moon, so any eventual atmosphere dense enough to change the behaviour of water should be also strong enough to affect light passing through it.
What evidence do you have that an atmosphere always reacts this way?
Sorry, those measurements are somewhat confusing to someone that has always used the more logical (and simple) metric system.
The water that is on the moon is NOT spread evenly throughout. It does concentrate in certain areas. Therefore, instead of just a bottle of water per ton of dirt in an evenly spread out area, imagine that half the moon has two bottles of water per 1000 pounds of dirt. 1000 pounds of dirt is about 1.5 cubic yards. (They never specified that we are dealing with moon gravity or earth gravity in these measurements, so I am using earth gravity for the moment.) 1.5 cubic yards is not much area, especially for a half-gallon of water!
I never watered plants on the desert, but I don't think that there is any completely dry soil. And you are now comparing Earth days with Moon days, so are you comparing the amount of water that the desert gets in 24 hours with the amount the Moon gets in almost 28 Earth days?
And since this water DOES cycle and the moon regenerates its water supply, this is way more than enough for plant life. Have you ever watered plants? This is much more water than the desert gets per cubic yard daily. The moon is getting it daily as it cannot keep water during the day and it cannot get rid of it at night.
I don't think that the difference would be noticeable, as far as I know something like that was never noticed during any of the several Moon missions.
If we are to assume for moon gravity, then 1000 pounds of dirt would be in about 9 cubic yards. Seeing as how the dirt is "lighter" there (and just to point out, I am guessing that everything on the moon is "lighter" during the day and "heavier" at night. How light is water at 120+ degrees fahrenheit? How heavy is water at 31- degrees fahrenheit? This is not only true for water, but for all things. The more movement there are in particles, the less its weight is in relation to its element.) Due to the lessened pressure (if we are to believe that moon gravity is what we are told) then therefore water or any other substance for that matter would be less dense by default. So, even if the temperature was an amazingly comfortable 70 degrees fahrenheit, water would be much less dense on the moon than it is on the earth. Therefore, it would spread out more easily), the measurements are pretty much the same.
Now that I have finally reached the weekend I have more time to research these things, it would be faster if you had any reference.
Do I have a reference to back up intelligence? No, I looked. But you can find many references for the weight and measurements of dirt, the supposed temperatures and gravity of the moon, and of course if you can find a reference that states that no life could ever form outside of earth, I welcome you to bring it to the attention of ATS.
My grandfather was the only family member that could do anything useful about gardening (including "convincing" a quince tree to give five different types of pears, along with quinces, and a carnation that was born in a cabbage).
Take up gardening or farming. Or build a house. You'll get a feel for dirt.
Reliable sources report that there will be a press conference at NASA HQ at 2:00 pm this Thursday featuring lunar scientist Carle Pieters from Brown University.
The topic of the press briefing will be a paper that will appear in this week's issue of Science magazine wherein results from the Moon Mineralogy Mapper (M3) aboard Chandrayaan-1 will be revealed. The take home message: there is a lot of water on the Moon. Stay tuned. (H/T Transterrestrial) Water can exist at the lunar poles in the form of ice and could exist further underground in other locations. We will find out on Thursday on the particulars.
UPDATE: From Spaceref: Three articles will appear in Science Magazine Sept 24, 2009 - one paper each describing results on lunar observations from three spacecraft: Deep Impact aka EPOXI, Cassini, and Chandrayaan-1. Three different spacecraft - three different instruments - all saying the same thing about the presence of water and other materials on the Moon.
The EPOXI paper says that water has been "unequivocally" confirmed and that "the entire lunar surface is hydrated during at least some portions of the lunar day".
In another paper, previously unreleased 1999 flyby data from Cassini shows hydroxyl concentrations on "the sunlit face of the Moon". Water was detected in concentrations as high as "10 to 1,000 parts per million" and according to the paper "Regardless of its origin, water is found on the lunar surface in areas previously thought to have been depleted in volatiles."
The Chandrayaan-1 paper says "data suggests that the formation and retention of OH and H2O is an ongoing surficial process. OH/H2O production processes may feed polar cold traps and make the lunar regolith a candidate source of volatiles for human exploration."
That's not all. Early results from NASA's Lunar Reconnaissance Orbiter (LRO), launched on 18 June, are offering a wide array of watery signals. Increasingly, lunar scientists are confident that the decades-long debate is over. The Moon, in fact, has water in all sorts of places: not just locked up in minerals, but scattered throughout the broken-up surface, and, potentially, in blocks or sheets of ice at depth.
The new evidence has scientists scratching their heads, not only to explain the origin and movements of the water, but also at how a tantalizing signal first seen a decade ago could have been left for so long. "No one really took [Vilas' work] seriously," says one lunar scientist with knowledge of the new studies, which are to be published in Science. "It wasn't until word got out that people suspected and went and looked."
Originally posted by ArMaP
As you said "hails 24 hours a day" I thought that you considered that the time was relevant, so I thought it was a good opportunity of reminding people that a Moon day is almost the same as an Earth month.
Originally posted by TarzanBeta
It doesn't matter how long the day is on the moon. It doesn't go from day to night immediately. It's always in constant transition from night to day on EVERY planetary body!
I know that Google can convert from one measurement to another, but my biggest problem (and one that I didn't talk about on my post) is that sometimes I get the idea that some people (mostly in the US) use a different way of measuring volumes, so I never know what they mean when they talk about 3 cubic feet volume, for example. The way I have seen it, sometimes it looks like they are talking about a volume that is the same as a cube in which each side is 3 feet long, sometimes it looks like they are talking about a volume that is the same a cube in which each side is the cubic root of 3 feet.
Originally posted by TarzanBeta
As far as measurements which don't make sense to you, Google.com should make sense? (tsk, tsk - It has a built in measurement converter.)
But, if you really wanna, a gallon is about 3.7 liters and a cubic yard is very close to a cubic meter. But, since measurements are designed to be so precise...according to google, 1 meter = 1.09 yards.
I don't understand it, what do you mean by that?
As far as the atmosphere goes, the simple fact that we are living on orbs and not walls should be evidence enough of the possible illusions we have about light.
Isn't that the time it takes for the Moon to appear in the same place when seen from the Earth? Could you tell us where did you got that value? Thanks.
I accepted your correction a little too soon!! The accepted time for a lunar day according to a lunar observer is 29.5 days.
You can click on the "ATS subject matter expert" image and it will show you what is the forum for which that member was chosen as subject matter expert, but I can tell you that it's the "Aliens & UFOs" forum.
Originally posted by TarzanBeta
You are a subject matter expert? Of what?
Google what? To which of my doubts are you referring to? All of them? Neither one of those things can be cleared by a Google search, that's why I am asking them.
Google.com the dang crap and it'll jump out at ya and slap you in the face!
Something can only be cleared by other people. How can I know what people are referring to when they use some expressions that I do not know? Those things cannot be learnt through reading, they can only be explained by the person who said it.
I am thinkin some people here need to go back to their roots and start reading and being quiet for a while.
These images show a very young lunar crater on the side of the moon that faces away from Earth, as viewed by NASA's Moon Mineralogy Mapper on the Indian Space Research Organization's Chandrayaan-1 spacecraft. On the left is an image showing brightness at shorter infrared wavelengths. On the right, the distribution of water-rich minerals (light blue) is shown around a small crater. Both water- and hydroxyl-rich materials were found to be associated with material ejected from the crater.
Credits: ISRO/NASA/JPL-Caltech/USGS/Brown Univ.