Finally astronomers are wondering where our own star, the sun, formed. The fact that our sun is quite old and yet still far in an outer arm of the Milky Way should tell us something. I propose the sun is part of a star group like the Large Magellanic Cloud that was part of the Big Bang. As it traveled through time as mostly 'interstellar dust' (dirt) it began to fall into the gravitational pool of the Milky Way and the sun was formed as this matter was compressed.
This news, if true, confirms the fact our own solar system is an alien to this galaxy.
BEIJING, Oct. 26 (Xinhuanet) -- The sun, our medium-sized yellow star, was far from alone when it was formed, with hundred of thousands of siblings, according to a new research on Thursday."The evidence for the solar sisters was found in daughters--such as decayed particles from radioactive isotopes of iron--trapped in meteorites, which can be studied as fossil remnants of the early solar system," said Leslie Looney, who arrived at the solar sibling finding along with his colleagues at the University of Illinois at Urbana-Champaign.
These daughter species allowed Looney and his colleagues to discern that a supernova with the mass of about 20 suns exploded relatively near the early sun when it formed 4.6 billion years ago; and where there are supernovas or any massive star, you also see hundreds to thousands of sun-like stars, he said.
The cluster of thousands of stars dispersed billions of years ago due to a lack of gravitational pull, Looney said, leaving the sisters "lost in space" and our sun looking like an only child ever since.
I know that some NASA employees think I am crazy but I hate to say this, PERSPECTIVE MATTERS!!!
The various revolutions in astronomy were not due merely to 'discovering' things, as data would accumulate, the astronomers would hammer every fact into their pre-existing matrix. No matter how it is done, it has to 'fit' or else. Anyone suggesting there is a better way is called a kook.
So let's examine this statement by Looney: 'stars dispersed...due to LACK of gravitational pull.' The questions are two: did gravity simply fail and where did these stars go?
It is pretty obvious to me that far from 'failing', the stars were forcibly wrenched away from each other as the Milky Way destroyed this star group! These stars didn't 'wander off'. Ancient astronomers called the planets 'wandering stars' and thought they were capricious and strange, switching direction, rising first in the west then in the east like Venus does so spectacularily.
They came up with increasingly elaborate explanations for this until a 'revolution' happened and simply by changing persepctive and seeing the solar system from the point of view of the sun rather than the earth, everything became quite obvious and easy to explain.
Let's look at two galaxies falling into each other to form a much bigger system.
Two galaxies are squaring off in Corvus and here are the latest pictures. When two galaxies collide, however, the stars that compose them usually do not. This is because galaxies are mostly empty space and, however bright, stars only take up only a small amount of that space. During the slow, hundred million year collision, however, one galaxy can rip the other apart gravitationally, and dust and gas common to both galaxies does collide. In the above clash of the titans, dark dust pillars mark massive molecular clouds are being compressed during the galactic encounter, causing the rapid birth of millions of stars, some of which are gravitationally bound together in massive star clusters.
After the Big Bang, there was lots of stuff spat out into the new cosmos. At first, it flew outwards at a tremendous speed. Only when a significant portion of the original force was spent could anything beging to coalesce. Over time, all smaller systems that formed began to fall into the gravitational pools of larger systems. This process is what is causing the universe to warp time and space as gravity which is invisible has changed the way matter flows.
We can't 'see' much of what is out in the darkness unless the matter comes within range of a galactic gravity pool. Then the dust is compressed and shaped by the tidal effects and stars are born. This is why we see no stars between galaxies. Only when the stuff reaches the outermost limits of the gravitational pools do the stars begin to form.
When two equal sized galaxies begin to merge, all the accumulated dust and debris collected over the previous 12+ billion years flare into fire. Stars are rapidly created, many of them quite huge and powerful. They also die pretty fast, creating lots of stuff we call 'comets' and 'meteorites'. Some of this stuff becomes 'planets' and it is pretty obvious that when ancient dirt encounters a galaxy, this stuff not only becomes stars but becomes planets.
This can't happen in the inner recesses of a galaxy because the closer one gets to the black holes that are the heart of all galaxies, the more matter is compressed and all the outlying stuff is incorporated into increasingly dense star conglamorations. The best place for planets is around stars on the outer skirts of a galaxy. One might call this the 'L5 orbit' of the galaxy. It is a zone where the gravity is great enough to generate stars but not so great as to lock in all matter into stars.
It is obvious our galaxy is sucking in smaller galaxies.
Where does dust collect in galaxies? To help find out, a team of researchers took the most detailed image ever of gas clouds and dust in the neighboring Large Magellanic Cloud (LMC) galaxy. The composite image, shown above, was taken by the Spitzer Space Telescope in infrared light, which highlights the natural glow of the warm materials returned to the interstellar medium by stars. The above mosaic combines 300,000 individual pointings to create a composite 1,000-times sharper than any previous LMC image. Visible are vast clouds of gas and dust, showing in graphic detail that dust prefers regions near young stars (red-tinted bright clouds), scattered unevenly between the stars (green-tinted clouds), and in shells around old stars (small red dots). Also visible are huge caverns cleared away by the energetic outflows of massive former stars. The faint blue (false-color) glow across the bottom is the combined light from the old stars in the central bar of the LMC. The LMC is a satellite galaxy to our own Milky Way Galaxy, spans about 70,000 light years, and lies about 160,000 light years away toward the southern constellation of the Swordfish (Dorado).
The smaller star collections sucked into our galaxy all lose there shape and form and are stretched out until the stars can't 'see' each other. We can now 'see' them thanks to all the wonderful star probes we have on earth and in orbit. Now that we know this process is ongoing and continuous, it shouldn't surprise us to figure out, this is how our own sun came into being.
Namely, it formed long ago as the home group was gradually falling into the Milky Way.
The snapshot shows the state of the universe about 380,000 years after the Big Bang. The study of this so-called cosmic microwave background (CMB) was made using NASA's space-based Microwave Anisotropy Probe (MAP) observatory.The data were projected to a slightly more modern yet unseen era, revealing that the universe had cooled enough for matter to condense and form the first stars just 200 million years after the Big Bang.
"That's a surprisingly early time for the turn-on of the first stars," said Charles L. Bennett, principal investigator for MAP at NASA's Goddard Space Flight Center.
The new data show the universe to be 13.7 billion years old, to within 200 million years, Bennett said. That figure has been estimated and re-estimated many times, but often with wide margins of error.
If our sun formed within the Milky Way, over time, we are talking billions of years, we certainly wouldn't be still on one of the outermost arms. Most of the smaller systems being pulled relentlessly into the gaping maw of the black hole complex at the center start out far off and slowly get reeled in and as this happens, the stars within any of these groups get pulled away from each other.
And there is the riddle as to why our sun insists on moving at a different speed from all the other stars zinging around the galaxy's core.We already know the stars and gases around us are moving at different rates which implies they came into the galaxy at different speeds and times.
The solar system (the sun, its planets, and smaller objects) is part of the rotation of the Milky Way galaxy. The various nearby stars move about the galaxy at somewhat different speeds and directions. Our motion, around the galaxy, is currently about 550,000 mi/hr (900,000 km/hr) toward the constellation Lyra. It takes the solar system about 200 to 250 million years to go around the galaxy once.
Let's assume the sun has been always in this galaxy: going around the outside arms taking 200 million years a circuit, we sailed around the galaxy over 22 times! Since it is obvious that all galaxies are sucking in stuff from beyond their own perimeters all the time, there is no way our sun could have survived, surrounded by planets, unmolested by other stars and junk for 22 circuits. No way in hell.
Indeed, all the real damage taken by our planets including this one happened at the very beginning. Only occassional pieces of junk stray into our system as we see today with the latest comet.
By ROXANA HEGEMAN, Associated Press Writer 23 minutes ago
GREENSBURG, Kan. - Scientists were excited when they pulled a 154-pound meteorite from deep below a Kansas wheat field, but what got them most electrified was the way they unearthed it.The team Monday uncovered the find 4 feet under a meteorite-strewn field using new ground-penetrating radar technology that someday might be used on Mars.
It was that technology which pinpointed the site and proved for the first time that it could be used to find objects buried deep in the ground and to make an accurate three-dimensional image of them.
I am very happy to see the lastest information for it shows quite clearly that all things are falling into all other things and NOT rushing away from each other at a mad rate. If the older model of the universe were real, the sun's star group would have never gone near any galaxy but would have shot off into the wild blue yonder never to form stars or be seen again. But instead, after going outwards, alone, unmolested for over 9.2 billion years, I would suggest that for the first 4.5 billion years, the group which I will call Sun Home System, flew outwards.
Further, the sun flared into existence after the first two thirds of the life of the universe because this is the point here the matter in the sun's home group started to slide over to the Milky Way, ie, the 'turning point.' Our star is a manifestation of this event, the change of direction from traveling outwards to traveling in towards another system which also began to turn, too.
Then, for 4.5 billion years, Sun Home System fell into the grip of the Milky Way and was reeled inwards towards it and as it BEGAN its approach, stars began to form, rapidly! The compression of matter creating these stars produced our sun and all the stars within this group were pretty old when they finally reached the outer arms of the Milky Way. They are now stretched out over the plane, far from each other and yet, even not NOT MOVING AT THE SAME SPEED as older stuff pulled in!
It is as if we are in an alien time/space system, we are different from others around us. The Orion stars, for example, are near us but alien to us, we really don't understand how recent this mass group is, the sheets of dark stuff floating around this galaxy are so dense, we can't see starlight shining through it and it actually protects us as we move restlessly about this galaxy.
I would suggest the solar system has circled this galaxy's outer arms for less then half the life of our solar system. Namely, 2.2 billion years. Note that there was no life on earth until after our sun was separated from its group and left pretty much alone on the outermost edge of the galaxy and we sort of plug along on our lonesome but as billions of years pass, it gets more hazardous as we get closer to all other things rotating around the black hole.
Instead of looking into galaxies, seeking habitable planets, I suggest the only place this can happen is in the small star groups, the ones that are really really hard to see because the few stars within them are veiled by a cloud of dust and other things that occlude them.
And even more important: maybe there isn't much of anything left out there. All the available star matter has been captured already and this is probably true since now the bigger galaxies are sucking down each other.
Some 'expanding' universe, eh?
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