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Planet Nine: scientists getting closer to finding a real 9th planetin our solar system!



 
 
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  #1  
Old January 21st 16, 06:16 AM posted to sci.astro,sci.physics
Yousuf Khan[_2_]
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Default Planet Nine: scientists getting closer to finding a real 9th planetin our solar system!

Astronomers' findings point to a ninth planet, and it's not Pluto - LA Times
http://www.latimes.com/science/scien...120-story.html

Scientists have been discovering a lot of dwarf planets and comets that
seem all lie in a similar direction away from the solar system. This
can't be just a coincidence, and scientists are now thinking that there
may be a 9th massive planet orbiting on the opposite side of the Solar
System, which is around 10x the mass of the Earth! It would be
counterbalancing the mass of the solar system's dwarf planets. This
would make the new planet a super-Earth or a mini-Neptune. Check out the
video below:

Video: https://youtu.be/6poHQ2h00ZA

Yousuf Khan
  #2  
Old January 22nd 16, 10:36 PM posted to sci.astro,sci.physics
Steve Willner
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Default Planet Nine: scientists getting closer to finding a real 9th planet in our solar system!

In article ,
Yousuf Khan writes:
Astronomers' findings point to a ninth planet, and it's not Pluto - LA Times
http://www.latimes.com/science/scien...120-story.html


The Caltech press release is at
https://www.caltech.edu/news/caltech...h-planet-49523

The paper is supposed to be in AJ (151, 22), but I don't find it in
ADS yet. There's a preprint at
http://arxiv.org/abs/1601.05438

Properties of "Planet Nine" and of its orbit are ill-determined, but
some mass of tens of earth-masses is said to be plausible.

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  #3  
Old January 22nd 16, 11:26 PM posted to sci.astro,sci.physics
Sam Wormley[_2_]
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Default Planet Nine: scientists getting closer to finding a real 9thplanet in our solar system!

On 1/22/16 4:36 PM, Steve Willner wrote:
In article ,
Yousuf Khan writes:
Astronomers' findings point to a ninth planet, and it's not Pluto - LA Times
http://www.latimes.com/science/scien...120-story.html


The Caltech press release is at
https://www.caltech.edu/news/caltech...h-planet-49523

The paper is supposed to be in AJ (151, 22), but I don't find it in
ADS yet. There's a preprint at
http://arxiv.org/abs/1601.05438

Properties of "Planet Nine" and of its orbit are ill-determined, but
some mass of tens of earth-masses is said to be plausible.



Thanks!


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