| It is getting to the point where planets
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| | creating thousands of star clusters
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| are being found everywhere. Fifty here,
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| | between the two. The third closest galaxy
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| fifty there, well maybe I am exaggerating
| |
| | to us, at about 200,000 light years, is
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| a little, but there are a lot of planets
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| | the Small Magellanic Cloud, a dwarf
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| out there. Now that we know for sure that
| |
| | galaxy. Again this galaxy is being
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| planets exist outside our own solar
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| | absorbed by our galaxy. Gas is being
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| system, maybe we should stop counting the
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| | created by dying stars and so are star
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| ones that we find. Why do I say this? Our
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| | clusters, as they are being pulled away
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| galaxy is only one of billions, or even
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| | from the Small Magellanic Cloud. There is
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| more. It contains over 100,000,000,000
| |
| | also a debris trail that stretches from
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| stars. If only one star in three has
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| | both of these galaxies into our own. This
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| planets around it and lets say the
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| | is another galaxy that can only be seen
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| average amount of planets is 4, we are
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| | from the southern hemisphere. Thanks to
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| looking at a heck of a lot of planets my
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| | these two galaxies, our own is getting
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| friends. That is roughly 133,333,333,333
| |
| | bigger. Both of the Magellanic Cloud
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| planets in only our own galaxy. If only
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| | galaxies are considered to be primitive
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| one planet of these in 1,000 has life, we
| |
| | and neither is said to have as many heavy
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| are looking at 13,333,333 planets
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| | elements as our own galaxy. The chances
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| containing life. If only 1 in 1,000 of
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| | of finding planets with life in the two
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| these has intelligent life, we are look
| |
| | Magellanic Cloud galaxies are much
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| at 13,333 planets in our galaxy that
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| | slimmer than in our own or the Andromeda
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| contain intelligent life. Now you know
| |
| | galaxy. This is because there are a lot
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| why we are searching for signals from
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| | of very young stars in them, some being
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| planets with intelligent life, it is
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| | as young as only twelve million years
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| because the numbers favor the chances of
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| | old. This doesn't give much time, if any,
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| it being there. Our world can't be that
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| | for planetary development.
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| special that we are the only intelligent
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| | Our Milky Way is about 90,000 light years
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| beings in the galaxy. It would be very
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| | in diameter and has a circumference of
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| closed minded of us to believe this. Even
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| | about 270,000 light years. It is disk
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| if we take the bible as a literal
| |
| | shaped and is about 2,400 light years
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| interpretation of God's word, I don't
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| | thick. None of these figures are exact
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| think there is anything in there that
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| | and can be off by as much as 50,000 light
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| prohibits life in other places besides
| |
| | years, no one knows for sure. Our galaxy
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| Earth. Maybe I will receive an argument
| |
| | is part of a group of galaxies known as
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| on this, but this is what I believe.
| |
| | the local group. This group is in itself
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| The Andromeda galaxy is our neighbor
| |
| | part of the Virgo Supercluster. Other
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| galaxy. It is classified as M31. The M
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| | dwarf galaxies that orbit our Milky Way
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| stands for Messier Object. Charles
| |
| | are Canis Major, Sagittarius, Ursa Minor,
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| Messier was a French astronomer that
| |
| | Sculptor, Sextans, Fomax and Leo. Some
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| lived from 1730 to 1817. He complied a
| |
| | are so small that they are only 500 light
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| list of objects that were difficult to
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| | years across. These tiny galaxies would
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| tell from comets. Of course the
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| | be Carina, Draco and Leo II, all dwarfs.
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| telescopes then were not as good as the
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| | It is thought that there might be more of
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| ones today and today this isn't a
| |
| | these galaxies orbiting us that have much
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| problem. There are 110 of these objects.
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| | less mass and therefore are going
|
| Andromeda is a larger galaxy than our
| |
| | undetected for the moment. It is felt
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| own. It is pretty near us in cosmic terms
| |
| | that they might be mostly gas and dust.
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| and is headed for a collision with the
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| | There is a ripple effect at the southern
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| Milky Way. Don't worry though, it will
| |
| | edge of our galaxy and this is thought to
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| take about 4 billion years before this
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| | be caused by the Magellanic Clouds as
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| happens. Even when it does happen there
| |
| | they orbit us. The speed of the
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| is not much chance of being smashed into.
| |
| | approaching Andromeda Galaxy is about 100
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| The stars are just too far apart. NASA
| |
| | to 140 kilometers per second. That is
|
| describes it this way, picture two grains
| |
| | roughly 67 to 93 miles per second. No one
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| of sand separated by a football field.
| |
| | is quite sure how fast our galaxy is
|
| That is about the distance of the stars
| |
| | traveling. There have been estimates that
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| from each other in each galaxy. When the
| |
| | range form 100 km to 1,000 km. per
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| two galaxies do meet, they will pass into
| |
| | second. That is somewhere between 67 to
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| each other at the speed of about
| |
| | to 667 miles per second and even this
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| 1,000,000 mph, Ouch! Some day the Milky
| |
| | might be wrong.
|
| Way and Andromeda galaxies will be one.
| |
| | Some of the recently found planets from
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| The main problem with the two galaxies
| |
| | outside our solar system include one that
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| passing into each other is the gas and
| |
| | was discovered orbiting a star that was
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| debris that each contain. Recent findings
| |
| | considered quite normal. The planet is
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| indicate that the Andromeda Galaxy
| |
| | about 5.5 times the size of the Earth. It
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| contains over a trillion stars, which is
| |
| | is further away from its sun than we are
|
| far more than the Milky Way, but here is
| |
| | from ours. The star it orbits is 28,000
|
| the kicker, they have also found that the
| |
| | light years away and the planet is
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| Milky Way is more massive, due to more
| |
| | thought to be rocky. The star it orbits
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| dark matter being present. Dark matter is
| |
| | is a red dwarf. That means it is about 50
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| the matter that we can't see. It is
| |
| | times less powerful than our sun, but is
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| estimated that 90% of the universe is
| |
| | the most common type of star in the
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| made of it. Because of all this dark
| |
| | universe. Some Earth sized planets have
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| matter in our own galaxy, it would have
| |
| | been detected, but these were only
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| been interesting to see how this effects
| |
| | orbiting dying neutron stars. A neutron
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| the collision between the two galaxies.
| |
| | star is a star that comes from a
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| Forgetting the collision for a second,
| |
| | supernova explosion. It is VERY dense.
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| the potential for planets in the
| |
| | You are talking about a star that is only
|
| Andromeda Galaxy is even far greater than
| |
| | about 10 km(about 6.5 miles) in radius,
|
| our own, because of the number of stars
| |
| | yet has a mass about 1.5 times that of
|
| in that galaxy. Scientists believe that
| |
| | our sun, which has a radius of 695,000 km
|
| the same physics is in effect in all
| |
| | (about 463,333 miles). It is believed
|
| galaxies and throughout the universe. I
| |
| | that any planet orbiting a sun of this
|
| wonder if this could be a wrong
| |
| | type MUST be a dead world. Another planet
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| assumption, even in small ways? For
| |
| | was found at a distance of about 20 light
|
| example, what if there was a planet where
| |
| | years. It is rotating around a red sun
|
| things didn't work quite the same. For
| |
| | that is about 1.5 times the size of our
|
| example, we are used to seeing things
| |
| | sun. The planet is considered to be very
|
| fall down in a straight line. What if
| |
| | Earth like and its discovery was
|
| there was a planet where there was
| |
| | announced in April, 2007 by a team of
|
| similar gravity to our own, but for some
| |
| | European astronomers. There is evidence
|
| unknown reason, things that fell hit the
| |
| | to suggest oceans. The diameter is 12,000
|
| planet on an angle? With so many
| |
| | miles and its mass is 5 times that of
|
| different planets and so many different
| |
| | Earth. Some scientists are already saying
|
| compositions, things could be quite
| |
| | that this planet might just have the best
|
| different than what we are used to, even
| |
| | chance for life so far. I believe that
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| if it didn't violate the physical laws.
| |
| | this statement is far too premature. The
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| Would it be possible to find a galaxy
| |
| | planet is located in Libra.
|
| that had no planets or that had at least
| |
| | Have you ever wondered why we are finding
|
| 5 or 6 planets for every star? These are
| |
| | planets that are usually huge? The answer
|
| extreme cases, but you just can't rule
| |
| | is simple, it is hard to find planets
|
| anything out when you are talking about
| |
| | because their suns block out their light.
|
| the unknown.
| |
| | The bigger the planet the more light it
|
| Our own galaxy has satellite galaxies
| |
| | gives off and the easier it is to find,
|
| circling around it, like planets orbiting
| |
| | not that finding planets is easy. Will we
|
| the sun. Two of these galaxies are the
| |
| | find a planet that has life on it? It
|
| Small Magellanic Cloud and the Large
| |
| | seems that the universe has a surprise
|
| Magellanic Cloud. The nearest galaxy to
| |
| | for us. That surprise is that there are
|
| our own was thought to be the Large
| |
| | many planets out there and many are
|
| Magellanic Cloud, at 163,000 light years
| |
| | similar to our own world. There may be
|
| away. In 1994 it was discovered that the
| |
| | millions and billions of societies
|
| he Sagittarius Dwarf Elliptical Galaxy
| |
| | waiting for us, or trying to avoid us,
|
| was closer at only about 80,000 light
| |
| | whatever the case may be.
|
| years. The Magellanic Cloud galaxy is
| |
| | Copyright © 2007 by About Facts Net and
|
| like a blob of stars. It can only be seen
| |
| | its licensors. All rights reserved.
|
| in the southern hemisphere. This galaxy
| |
| | Permission is granted to reproduce this
|
| is disintegrating because we are
| |
| | article if no changes are made and all
|
| absorbing it. The gradational tug of war
| |
| | links, if any, remain intact.
|
| between this galaxy and our own is
| |
| |
|
