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Originally posted by truthquest
reply to post by masonwatcher
That does look like a cut piece of rotting wood. Good luck getting a sample to make sure.
Originally posted by watchZEITGEISTnow
reply to post by internos
hey, so what do you think the "wood" is Internos?
Thanks!
wZn
Over the long holiday weekend, Universe Today was flooded with emails from readers who asked us to comment on an image taken by the Opportunity rover that appears to show a plank of wood laying on the surface of Mars. The image, above, (here's the full resolution image) was taken in May of 2004, about four and a half years ago, in the early part of the Mars Exploration Rover mission. Since the image appears to have caused a bit of excitement across the internet recently, I decided to contact Dr. Jim Bell from Cornell University, who is also the lead scientist for the Panoramic cameras on the rovers. Bell was surprised to hear from me about the image, but happy to offer some insight.
My first reaction, is that it's delightful that there is such public interest in images from Mars. Indeed, it does look like a wooden plank. But does that mean it is a piece of wood on Mars? Sadly, no.
What you're seeing is a piece of flat, platy, layered sulfur-rich outcrop rock like we've seen almost everywhere the Opportunity rover has been in Meridiani Planum.
Sometimes, like in this case, those flat, platy rocks have been tilted or dislodged, this one probably from the forces associated with the huge impact crater that formed nearby.
And this one's being viewed edge-on, of the rock in question. That edge-on view, combined with the layered nature of these rocks in general gives the surface a sort of grainy texture. So, indeed, it looks like a wooden plank on Mars.
So, could it maybe be wood?
No, sadly. I say 'sadly' because personally I think it would be incredible and spectacular to find a wooden plank on Mars! However, in this case, it's just a trick of the lighting and the viewing angle.
1. This image was released back in May of 2004, just a couple of days after it was taken by Opportunity. MER Principal Investigator Steve Squyres made the decision before the mission started to release all the images taken by the rovers and make them freely available to anyone. If NASA was hiding something, they wouldn't have posted this image, as well as all the other images of the area that are available. Please, go look at them all if you have any doubt.
2. The best planetary geologists on Earth have looked at this image, and have all concluded this is just a rock. It's an interesting rock, but a rock nonetheless. Think again if you believe some internet sleuths out there have a better understanding of this object than highly trained and experienced planetary scientists.
3. If this object really was a piece of wood, NASA and all the scientists on the MER mission would probably be shouting from the rooftops. As Jim Bell said, it would be incredible and spectacular, and don't think for a minute these scientists wouldn't be jumping for joy if they found something as amazing as log on Mars.
And in case you're wondering about the other interesting feature in the image, the shiny object in the background is Opportunity's heat shield.
Originally posted by internos
Originally posted by watchZEITGEISTnow
reply to post by internos
hey, so what do you think the "wood" is Internos?
Thanks!
wZn
Sorry, i didn't see your post before.
In my opinion it's a combination of four factors: its shape, its apparent texture, its position relatively to the surface and our brain's tendency to recognize/associate known shapes/objects to what we don't figure out at first glance: these four things, put together, created one of the most intriguing so called "anomalies" i've personally ever seen in Mars photos: for "apparent texture" i mean that what we see is not necessarly what it is: angulation, lighting, many things influence the general appearance of a photo of this type: and of course the lack of true colors doesn't help
In the other hand we have all around rocks with the same ACTUAL texture, rocks with similar same shapes an rocks that lay the same way on the surface, slightly in relief: this one, it's a combination of the three + our brain's intervention, imho: of course, it does look like a plank of wood, that's for sure: i have several very similar in my courtyard right now
Mine is just an opinion, but also someone else thinks (more or less) the same way:
On December 1st, 2008, Universe Today published an interesting article:
Wood Plank Found on Mars?
Written by Nancy Atkinson
Over the long holiday weekend, Universe Today was flooded with emails from readers who asked us to comment on an image taken by the Opportunity rover that appears to show a plank of wood laying on the surface of Mars. The image, above, (here's the full resolution image) was taken in May of 2004, about four and a half years ago, in the early part of the Mars Exploration Rover mission. Since the image appears to have caused a bit of excitement across the internet recently, I decided to contact Dr. Jim Bell from Cornell University, who is also the lead scientist for the Panoramic cameras on the rovers. Bell was surprised to hear from me about the image, but happy to offer some insight.
My first reaction, is that it's delightful that there is such public interest in images from Mars. Indeed, it does look like a wooden plank. But does that mean it is a piece of wood on Mars? Sadly, no.
Credit: NASA/JPL/Cornell
What you're seeing is a piece of flat, platy, layered sulfur-rich outcrop rock like we've seen almost everywhere the Opportunity rover has been in Meridiani Planum.
Sometimes, like in this case, those flat, platy rocks have been tilted or dislodged, this one probably from the forces associated with the huge impact crater that formed nearby.
See this image of several rocks in the area that have been tilted:
Credit: NASA/JPL/Cornell
And this one's being viewed edge-on, of the rock in question. That edge-on view, combined with the layered nature of these rocks in general gives the surface a sort of grainy texture. So, indeed, it looks like a wooden plank on Mars.
So, could it maybe be wood?
No, sadly. I say 'sadly' because personally I think it would be incredible and spectacular to find a wooden plank on Mars! However, in this case, it's just a trick of the lighting and the viewing angle.
1. This image was released back in May of 2004, just a couple of days after it was taken by Opportunity. MER Principal Investigator Steve Squyres made the decision before the mission started to release all the images taken by the rovers and make them freely available to anyone. If NASA was hiding something, they wouldn't have posted this image, as well as all the other images of the area that are available. Please, go look at them all if you have any doubt.
2. The best planetary geologists on Earth have looked at this image, and have all concluded this is just a rock. It's an interesting rock, but a rock nonetheless. Think again if you believe some internet sleuths out there have a better understanding of this object than highly trained and experienced planetary scientists.
3. If this object really was a piece of wood, NASA and all the scientists on the MER mission would probably be shouting from the rooftops. As Jim Bell said, it would be incredible and spectacular, and don't think for a minute these scientists wouldn't be jumping for joy if they found something as amazing as log on Mars.
And in case you're wondering about the other interesting feature in the image, the shiny object in the background is Opportunity's heat shield.
www.universetoday.com...
Dr. James F. Bell III ' opinion deserves to be taken very, very seriously, in my humble opinion: i'm not asking you to buy it blindly, just to evaluate all the explanations provided by him, his knowledge, his experience, his task within Mars Rovers program, and to judge by yourself: i personally think that his explanation is the best possible one we could get presently, and that it covers the question in a very satisfactory way.
Quote the post immediately before yours: This makes no sense, and quoting the entire previous post above yours will result in a slight warning.
Originally posted by RFBurns
Well without any geological data and all we got are nav cam and L0/R0 filter photos, we only can rely on what NASA and the scientists tells us..correct?
Without data, no one can say it is this or it is that to any conclusion.
No data, no definative answer. A photo isnt good enough, even for "REAL" science.
Athena's Alpha-Particle-X-Ray Spectrometer will determine the elemental chemistry of rocks and soils accurately in order to complement and constrain the mineralogical analyses of the other instruments. Athena's APXS will perform elemental analyses of martian surface materials by directly touching a rock or patch of soil.
Through the use of alpha particles and x-rays the APXS will accurately determine a sample's abundances of all rock-forming elements except hydrogen. Analyzing the elemental make-up of martian surface materials will provide scientists with information about crustal formation, weathering processes, and water activity on Mars.
a square cut piece of wood wouldn't bend like that,
Originally posted by RFBurns
reply to post by internos
Anyway getting back to the subject before someone says Im purposely causing off topic rule violation. A simple black and white image doesnt give enough data, hi-def or not. There are 6 geological imaging filters on the pancam, plus the microcam for close up study. It would make sense to utilize this equpment to study such a strange geological feature..beings the missions of both Spirit and Opportunity are of "scientific geological nature".