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Rogue Planet Without A Sun spotted in interstellar space



 
 
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  #1  
Old November 14th 12, 06:23 PM posted to sci.space.policy
[email protected]
external usenet poster
 
Posts: 687
Default Rogue Planet Without A Sun spotted in interstellar space

"In images, it doesn’t look like much: just a blue dot
against the black of space. What’s exciting about this
little planet is that it has somehow manage to escape
its star.

Even getting an image of the object, dubbed
CFBDSIR2149, is a pretty good trick: CFBDSIR2149
is only visible in the infrared, and then, only just (it
appears blue in the image because methane in its
atmosphere absorbs much of its longer infrared
wavelengths, the ESO says).

Astronomers using the European Southern
Observatory’s Very Large Telescope (VLT) in Chile
worked with the Canada-France-Hawaii (CFH)
Telescope in Hawaii to capture the image of the free-
floating planet, which is around 100 light years away.
The CFH instruments first spotted CFBDSIR2149,
and the VLT was called on to examine its properties."

See:

http://www.theregister.co.uk/2012/11...potted_by_eso/
  #2  
Old November 16th 12, 12:53 AM posted to sci.space.policy
Brad Guth[_3_]
external usenet poster
 
Posts: 15,175
Default Rogue Planet Without A Sun spotted in interstellar space

On Nov 14, 10:23*am, wrote:
"In images, it doesn’t look like much: just a blue dot
against the black of space. What’s exciting about this
little planet is that it has somehow manage to escape
its star.

Even getting an image of the object, dubbed
CFBDSIR2149, is a pretty good trick: CFBDSIR2149
is only visible in the infrared, and then, only just (it
appears blue in the image because methane in its
atmosphere absorbs much of its longer infrared
wavelengths, the ESO says).

Astronomers using the European Southern
Observatory’s Very Large Telescope (VLT) in Chile
worked with the Canada-France-Hawaii (CFH)
Telescope in Hawaii to capture the image of the free-
floating planet, which is around 100 light years away.
The CFH instruments first spotted CFBDSIR2149,
and the VLT was called on to examine its properties."

See:

http://www.theregister.co.uk/2012/11...potted_by_eso/


Yes indeed, a much bigger and hot sister or mother planet to that of
Venus is caught roaming about on the loose (unbound from any star):
“And if the discovery team is right about CFBDSIR2149's age, the body
is likely a planet, with an average temperature of 806 degrees
Fahrenheit (430 degrees Celsius), researchers said.”

“The free-floating object, called CFBDSIR2149, is likely a gas giant
planet four to seven times more massive than Jupiter, scientists say
in a new study unveiled today (Nov. 14)”
http://en.wikipedia.org/wiki/CFBDSIR2149-0403

Of course planets smaller than this one or those existing as moons of
the really big ones like CFBDSIR2149 are going to remain as undetected
until our existing astronomy instruments can be fine-tuned and/or
improved upon, that is unless these nomad items should pass much
closer to us than 10 ly. Detecting a rogue/nomad Earth sized planet
that’s only giving off 64 TW plus whatever heat artificially generated
that could easily double that to 128 TW, as such is going to be really
hard to spot unless getting within a light year, because the smaller
and cooler the item is making their unbound existence extremely
stealthy.

ESA’s Herschel and eventually our spendy JWST should spot lots more of
these wandering nomad planets, that by some astrophysics accounting
are as populated as 1e5 per star, though mostly of orphaned planets
much smaller than Saturn and of everything else down to planetoids as
small as Ceres. Out of every hundred wandering nomads should be at
least one of those offering a viable Earth and/or Venus sized planet.

https://groups.google.com/forum/m/
http://groups.google.com/groups/search
http://translate.google.com/#
Brad Guth,Brad_Guth,Brad.Guth,BradGuth,BG,Guth Usenet/”Guth
Venus”,GuthVenus

“GuthVenus” 1:1, plus 10x resample/enlargement of the area in
question:
https://picasaweb.google.com/1027362...18595926178146
  #3  
Old November 18th 12, 11:59 AM posted to sci.space.policy
Bob Haller
external usenet poster
 
Posts: 3,197
Default Rogue Planet Without A Sun spotted in interstellar space

On Nov 15, 7:53*pm, Brad Guth wrote:
On Nov 14, 10:23*am, wrote:





"In images, it doesn’t look like much: just a blue dot
against the black of space. What’s exciting about this
little planet is that it has somehow manage to escape
its star.


Even getting an image of the object, dubbed
CFBDSIR2149, is a pretty good trick: CFBDSIR2149
is only visible in the infrared, and then, only just (it
appears blue in the image because methane in its
atmosphere absorbs much of its longer infrared
wavelengths, the ESO says).


Astronomers using the European Southern
Observatory’s Very Large Telescope (VLT) in Chile
worked with the Canada-France-Hawaii (CFH)
Telescope in Hawaii to capture the image of the free-
floating planet, which is around 100 light years away.
The CFH instruments first spotted CFBDSIR2149,
and the VLT was called on to examine its properties."


See:


http://www.theregister.co.uk/2012/11...potted_by_eso/


Yes indeed, a much bigger and hot sister or mother planet to that of
Venus is caught roaming about on the loose (unbound from any star):
“And if the discovery team is right about CFBDSIR2149's age, the body
is likely a planet, with an average temperature of 806 degrees
Fahrenheit (430 degrees Celsius), researchers said.”

“The free-floating object, called CFBDSIR2149, is likely a gas giant
planet four to seven times more massive than Jupiter, scientists say
in a new study unveiled today (Nov. 14)”
*http://en.wikipedia.org/wiki/CFBDSIR2149-0403

Of course planets smaller than this one or those existing as moons of
the really big ones like CFBDSIR2149 are going to remain as undetected
until our existing astronomy instruments can be fine-tuned and/or
improved upon, that is unless these nomad items should pass much
closer to us than 10 ly. *Detecting a rogue/nomad Earth sized planet
that’s only giving off 64 TW plus whatever heat artificially generated
that could easily double that to 128 TW, as such is going to be really
hard to spot unless getting within a light year, because the smaller
and cooler the item is making their unbound existence extremely
stealthy.

ESA’s Herschel and eventually our spendy JWST should spot lots more of
these wandering nomad planets, that by some astrophysics accounting
are as populated as 1e5 per star, though mostly of orphaned planets
much smaller than Saturn and of everything else down to planetoids as
small as Ceres. *Out of every hundred wandering nomads should be at
least one of those offering a viable Earth and/or Venus sized planet.

*https://groups.google.com/forum/m/
*http://groups.google.com/groups/search
*http://translate.google.com/#
*Brad Guth,Brad_Guth,Brad.Guth,BradGuth,BG,Guth Usenet/”Guth
Venus”,GuthVenus

*“GuthVenus” 1:1, plus 10x resample/enlargement of the area in
question:
*https://picasaweb.google.com/1027362...Guth#slideshow....


if one of those loose planets ever visited our solar system it could
cause a disaster, such a large body could alter the earths orbit
  #4  
Old November 18th 12, 08:49 PM posted to sci.space.policy
Orval Fairbairn
external usenet poster
 
Posts: 267
Default Rogue Planet Without A Sun spotted in interstellar space

In article
,
bob haller wrote:

On Nov 15, 7:53*pm, Brad Guth wrote:
On Nov 14, 10:23*am, wrote:





"In images, it doesn¹t look like much: just a blue dot
against the black of space. What¹s exciting about this
little planet is that it has somehow manage to escape
its star.


Even getting an image of the object, dubbed
CFBDSIR2149, is a pretty good trick: CFBDSIR2149
is only visible in the infrared, and then, only just (it
appears blue in the image because methane in its
atmosphere absorbs much of its longer infrared
wavelengths, the ESO says).


Astronomers using the European Southern
Observatory¹s Very Large Telescope (VLT) in Chile
worked with the Canada-France-Hawaii (CFH)
Telescope in Hawaii to capture the image of the free-
floating planet, which is around 100 light years away.
The CFH instruments first spotted CFBDSIR2149,
and the VLT was called on to examine its properties."


See:


http://www.theregister.co.uk/2012/11...potted_by_eso/


Yes indeed, a much bigger and hot sister or mother planet to that of
Venus is caught roaming about on the loose (unbound from any star):
³And if the discovery team is right about CFBDSIR2149's age, the body
is likely a planet, with an average temperature of 806 degrees
Fahrenheit (430 degrees Celsius), researchers said.²

³The free-floating object, called CFBDSIR2149, is likely a gas giant
planet four to seven times more massive than Jupiter, scientists say
in a new study unveiled today (Nov. 14)²
*http://en.wikipedia.org/wiki/CFBDSIR2149-0403

Of course planets smaller than this one or those existing as moons of
the really big ones like CFBDSIR2149 are going to remain as undetected
until our existing astronomy instruments can be fine-tuned and/or
improved upon, that is unless these nomad items should pass much
closer to us than 10 ly. *Detecting a rogue/nomad Earth sized planet
that¹s only giving off 64 TW plus whatever heat artificially generated
that could easily double that to 128 TW, as such is going to be really
hard to spot unless getting within a light year, because the smaller
and cooler the item is making their unbound existence extremely
stealthy.

ESA¹s Herschel and eventually our spendy JWST should spot lots more of
these wandering nomad planets, that by some astrophysics accounting
are as populated as 1e5 per star, though mostly of orphaned planets
much smaller than Saturn and of everything else down to planetoids as
small as Ceres. *Out of every hundred wandering nomads should be at
least one of those offering a viable Earth and/or Venus sized planet.

*https://groups.google.com/forum/m/
*http://groups.google.com/groups/search
*http://translate.google.com/#
*Brad Guth,Brad_Guth,Brad.Guth,BradGuth,BG,Guth Usenet/²Guth
Venus²,GuthVenus

*³GuthVenus² 1:1, plus 10x resample/enlargement of the area in
question:
*https://picasaweb.google.com/1027362...Guth#slideshow...


if one of those loose planets ever visited our solar system it could
cause a disaster, such a large body could alter the earths orbit


Not too likely, unless it came into close proximity of the Earth. Such a
planet would enter at superorbital speed, pass perihelion, and then fly
off into space, never to return.
  #5  
Old November 19th 12, 12:00 AM posted to sci.space.policy
Bob Haller
external usenet poster
 
Posts: 3,197
Default Rogue Planet Without A Sun spotted in interstellar space


if one of those loose planets ever visited our solar system it could
cause a disaster, such a large body could alter the earths orbit


Not too likely, unless it came into close proximity of the Earth. Such a
planet would enter at superorbital speed, pass perihelion, and then fly
off into space, never to return.


Theres a asteroid following earth, a visiting large planet could and
probably will change the planetary alinement

  #6  
Old November 19th 12, 04:45 AM posted to sci.space.policy
Orval Fairbairn
external usenet poster
 
Posts: 267
Default Rogue Planet Without A Sun spotted in interstellar space

In article
,
bob haller wrote:

if one of those loose planets ever visited our solar system it could
cause a disaster, such a large body could alter the earths orbit


Not too likely, unless it came into close proximity of the Earth. Such a
planet would enter at superorbital speed, pass perihelion, and then fly
off into space, never to return.


Theres a asteroid following earth, a visiting large planet could and
probably will change the planetary alinement


Insufficient gravitational attraction. Do the orbital mechanics!
  #7  
Old November 19th 12, 11:07 AM posted to sci.space.policy
Srinivas Bhatt
external usenet poster
 
Posts: 8
Default Rogue Planet Without A Sun spotted in interstellar space

On Monday, November 19, 2012 5:30:54 AM UTC+5:30, bob haller wrote:
if one of those loose planets ever visited our solar system it could


cause a disaster, such a large body could alter the earths orbit




Not too likely, unless it came into close proximity of the Earth. Such a


planet would enter at superorbital speed, pass perihelion, and then fly


off into space, never to return.




Theres a asteroid following earth, a visiting large planet could and

probably will change the planetary alinement


Just in 2 or 3 billion years of existence, earth developed infinite variety of life! Were earth and Mars such wandering planets which came from elsewhere with spores of life? The planet now under discussion is definitely an exoplanet that withered!
http://crestvideos.com/exoplanet-withers/
  #9  
Old November 19th 12, 09:46 PM posted to sci.space.policy
Greg \(Strider\) Moore
external usenet poster
 
Posts: 790
Default Rogue Planet Without A Sun spotted in interstellar space

"bob haller" wrote in message
...


if one of those loose planets ever visited our solar system it could
cause a disaster, such a large body could alter the earths orbit


Not too likely, unless it came into close proximity of the Earth. Such a
planet would enter at superorbital speed, pass perihelion, and then fly
off into space, never to return.


Theres a asteroid following earth, a visiting large planet could and
probably will change the planetary alinement



What does planetary ALIGNMENT have to do with an asteroid "following earth"
whatever that means. (I'm guessing you might Cruithne?)

And that's only if it comes close enough. That said Jupiter already
perturbs things enough that I'm not worried about some random planet.

--
Greg D. Moore http://greenmountainsoftware.wordpress.com/
CEO QuiCR: Quick, Crowdsourced Responses. http://www.quicr.net

  #10  
Old November 20th 12, 06:48 AM posted to sci.space.policy
Brad Guth[_3_]
external usenet poster
 
Posts: 15,175
Default Rogue Planet Without A Sun spotted in interstellar space

On Nov 18, 3:59*am, bob haller wrote:
On Nov 15, 7:53*pm, Brad Guth wrote:









On Nov 14, 10:23*am, wrote:


"In images, it doesn’t look like much: just a blue dot
against the black of space. What’s exciting about this
little planet is that it has somehow manage to escape
its star.


Even getting an image of the object, dubbed
CFBDSIR2149, is a pretty good trick: CFBDSIR2149
is only visible in the infrared, and then, only just (it
appears blue in the image because methane in its
atmosphere absorbs much of its longer infrared
wavelengths, the ESO says).


Astronomers using the European Southern
Observatory’s Very Large Telescope (VLT) in Chile
worked with the Canada-France-Hawaii (CFH)
Telescope in Hawaii to capture the image of the free-
floating planet, which is around 100 light years away.
The CFH instruments first spotted CFBDSIR2149,
and the VLT was called on to examine its properties."


See:


http://www.theregister.co.uk/2012/11...potted_by_eso/


Yes indeed, a much bigger and hot sister or mother planet to that of
Venus is caught roaming about on the loose (unbound from any star):
“And if the discovery team is right about CFBDSIR2149's age, the body
is likely a planet, with an average temperature of 806 degrees
Fahrenheit (430 degrees Celsius), researchers said.”


“The free-floating object, called CFBDSIR2149, is likely a gas giant
planet four to seven times more massive than Jupiter, scientists say
in a new study unveiled today (Nov. 14)”
*http://en.wikipedia.org/wiki/CFBDSIR2149-0403


Of course planets smaller than this one or those existing as moons of
the really big ones like CFBDSIR2149 are going to remain as undetected
until our existing astronomy instruments can be fine-tuned and/or
improved upon, that is unless these nomad items should pass much
closer to us than 10 ly. *Detecting a rogue/nomad Earth sized planet
that’s only giving off 64 TW plus whatever heat artificially generated
that could easily double that to 128 TW, as such is going to be really
hard to spot unless getting within a light year, because the smaller
and cooler the item is making their unbound existence extremely
stealthy.


ESA’s Herschel and eventually our spendy JWST should spot lots more of
these wandering nomad planets, that by some astrophysics accounting
are as populated as 1e5 per star, though mostly of orphaned planets
much smaller than Saturn and of everything else down to planetoids as
small as Ceres. *Out of every hundred wandering nomads should be at
least one of those offering a viable Earth and/or Venus sized planet.


*https://groups.google.com/forum/m/
*http://groups.google.com/groups/search
*http://translate.google.com/#
*Brad Guth,Brad_Guth,Brad.Guth,BradGuth,BG,Guth Usenet/”Guth
Venus”,GuthVenus


*“GuthVenus” 1:1, plus 10x resample/enlargement of the area in
question:
*https://picasaweb.google.com/1027362...Guth#slideshow...


if one of those loose planets ever visited our solar system it could
cause a disaster, such a large body could alter the earths orbit


No kidding.

According to many respected researchers, by now there's a surplus
upwards of a hundred thousand wandering nomads of Ceres and larger
planets per star, and by way of other research has the number of red
and brown dwarfs worth at least 5000 times as many as all other stars
combined.

Figure 500e9 stars in our galaxy (not including red and brown dwarfs),
makes the number of nomads worth 5e16
 




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