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#31
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New Papers On Planetary-Mass "Nomads" and Planetary Capture
On Mar 4, 10:12*am, Thomas Smid wrote:
(2) The prediction of vast populations of unbound planetary-mass objects associated with every galaxy was published in a peer-reviewed journal. *See paper #26 in the list of 70 publications given at http://www3.amherst.edu/~rloldershaw. Apart from the fact that a) in your paper you speak of low-mass black holes (not planetary objects), and b) according to the number estimate in the very papers you quoted in the opening post, this would not have any impact for the dark matter problem (as you suggest in your paper). ---------------------------------------------------------------------------- For the record, in case there are impartial and interested lurkers out there reading this thread, the paper in question predicts that the dark matter is primarily composed of stellar-mass and planetary-mass ultracompact objects. It is clearly stated that the planetary-mass population cannot comprise the most of the dark matter mass, which is mostly in the stellar-mass component. As I have repeatedly stated recently, it is the physical state of the "nomads" that is now the critical issue. DSR has already successfully predicted the discovery of a vast and previously unexpected population of planetary-mass objects. If these objects turn out to be in the predicted highly collapsed state of Kerr-Newman ultracompacts, then it will be a definitive prediction of such power as has not been seen in many decades. RLO http://www3.amherst.edu/~rloldershaw Discrete Scale Relativity “The intuitive mind is a sacred gift and the rational mind is a faithful servant. We have created a society that honors the servant and has forgotten the gift.” - A.E. |
#32
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New Papers On Planetary-Mass "Nomads" and Planetary Capture
On 2/20/12 4:01 AM, Robert L. Oldershaw wrote:
Those following the exciting developments relating to the apparent discovery of trillions of unbound, planetary-mass "nomads", and the growing interest in the planetary-capture hypothesis, will surely want to take a look at the following papers posted to arxiv.org recently. http://arxiv.org/abs/1201.2175 "Planet-planet scattering alone cannot explain the free-floating planet population" http://arxiv.org/abs/1201.6582 "Exoplanets Bouncing Between Binary Stars" http://arxiv.org/abs/1202.2362 "On the origin of planets at very wide orbits from re-capture of free floating planets" RLO Discrete Scale Relativity http://www3.amherst.edu/~rloldershaw For an assumed galactic density of 1E-24 g/cc the following general calculations are made for ~1 g/cc objects making up that galactic density. Column 1 is object diameter in cm Column 2 is distance between objects in cm Column 3 is mean free path through objects in light years It can be generally concluded: 1. If the galaxy is made mostly of dust it could not be seen through. 2. If the galaxy is made of objects larger than 1 cm their mean free path would be equal or larger than the galaxy diameter ~1E5 light years and would be readily transparent(as it is). 3. In this context, detection of nomad planets may represent only a small number of interstellar objects making up the galaxy. Trillions of unbound, planetary-mass "nomads" are not enough to make up galactic density of ~1E-24 g/cc. How can such small objects be detected other than by their gravitational influence? Present small object occlusion methods are insufficient at this time. dust 1E-05 1E+03 1E+01 dust 1E-04 1E+04 1E+02 dust 1E-03 1E+05 1E+03 dust 1E-02 1E+06 1E+04 dust 1E-01 1E+07 1E+05 galaxy diameter small chunks 1E+00 1E+08 1E+06 small chunks 1E+01 1E+09 1E+07 small chunks 1E+02 1E+10 1E+08 asteroid sized chunks 1E+03 1E+11 1E+09 asteroid sized chunks 1E+04 1E+12 1E+10 asteroid sized chunks 1E+05 1E+13 1E+11 asteroid sized chunks 1E+06 1E+14 1E+12 asteroid sized chunks 1E+07 1E+15 1E+13 planet 1E+08 1E+16 1E+14 planet 1E+09 1E+17 1E+15 Captain James T. Kirk would not be advised to transit this mine field. Richard D. Saam |
#33
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New Papers On Planetary-Mass "Nomads" and Planetary Capture
On Mar 4, 9:58 am, Thomas Smid wrote:
connection. Otherwise you would realize that a star has not much in common with an atom. An atom is both conceptually and physically well defined, a star isn't. The formation of both is governed by completely different processes, and stars do not have definitive discrete masses ------------------------------------------------------------- In assessing the proposed self-similarity of putative atomic scale and stellar scale analogues one must be aware of, and fully take into account: (1) that the spatial scales of the analogues differ by a factor of about 500,000,000,000,000,000 and (2) that the temporal scales of the analogues differ by a factor of about 500,000,000,000,000,000 . The differences in scale are huge, and very many orders of magnitude beyond what even gifted people's intuition customarily can handle. Surely you realize that with atomic scale systems we can manipulate them in a lab regarding species, temperature, isolation from ambient fields, etc., but that this is totally impossible with astrophysical systems? A human face looks quite "different" at resolutions of a millimeter and 10^-8 cm and yet it is the same object. When the scale difference is 10^17 instead of 10^5, can one easily imagine or infer the "differences" that would be expected? Given the above facts, when you say that stars and atoms form by "completely different processes", can you really be sure that you are correct in this assumption? I think not. RLO http://www3.amherst.edu/~rloldershaw Discrete Scale Relativity “The intuitive mind is a sacred gift and the rational mind is a faithful servant. We have created a society that honors the servant and has forgotten the gift.” - A.E. |
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New Papers On Planetary-Mass "Nomads" and Planetary Capture
On Mar 9, 7:10*am, "Robert L. Oldershaw"
wrote: Given the above facts, when you say that stars and atoms form by "completely different processes", can you really be sure that you are correct in this assumption? *I think not. What about the fact that stars actually *consist* of atoms (or do you question this as well)? This circumstance obviously introduces an asymmetry into the problem, which makes it hard to see how there could possibly be a 'similarity principle' at work here. Thomas |
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New Papers On Planetary-Mass "Nomads" and Planetary Capture
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New Papers On Planetary-Mass "Nomads" and Planetary Capture
On Mar 10, 9:04*am, Thomas Smid wrote:
On Mar 9, 7:10*am, "Robert L. Oldershaw" wrote: Given the above facts, when you say that stars and atoms form by "completely different processes", can you really be sure that you are correct in this assumption? I think not. What about the fact that stars actually *consist* of atoms (or do you question this as well)? This circumstance obviously introduces an asymmetry into the problem, Not necessarily. If there is an infinite regress of atoms consisting of stars, consisting of atoms, etc. (Extending to both sides of the scale, of course.) Observational evidence may indeed be lacking but the concept has no asymmetry, in my view. -- Jos |
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New Papers On Planetary-Mass "Nomads" and Planetary Capture
On Mar 10, 10:38*am, Jos Bergervoet
wrote: On Mar 10, 9:04*am, Thomas Smid wrote: On Mar 9, 7:10*am, "Robert L. Oldershaw" wrote: Given the above facts, when you say that stars and atoms form by "completely different processes", can you really be sure that you are correct in this assumption? I think not. What about the fact that stars actually *consist* of atoms (or do you question this as well)? This circumstance obviously introduces an asymmetry into the problem, Not necessarily. If there is an infinite regress of atoms consisting of stars, consisting of atoms, etc. (Extending to both sides of the scale, of course.) The question is where would this leave the physics, if everything is just a copy of something else at a different scale? At least it seems a bit of a 'cheap' explanation of things (if you can call it an explanation at all). Thomas |
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