Bizarre Rogue ‘Planet’ with Incredible Auroras Puzzles Scientists


An artist’s representation of the freshly explained things.

Credit: Chuck Carter; NRAO/AUI/NSF/Caltech

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A rogue, planet-size things 20 light-years far from Earth has actually stunned astronomers with its exceptionally effective electromagnetic field.

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The scientists discovered that the things’s electromagnetic field is more than 200 times more powerful than Jupiter’s, which, in turn, is in between 16 and 54 times more powerful than Earth’s, inning accordance with NASA. How the things, which scientists call SIMP J01365663+0933473, can preserve an electromagnetic field so strong, in addition to create magnificent auroras, is still uncertain.

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“This particular object is exciting because studying its magnetic dynamo mechanisms can give us new insights on how the same type of mechanisms can operate in extrasolar planets — planets beyond our solar system,” lead research study author Melodie Kao, an astrophysicist at Arizona State University, stated in a declaration from the National Radio Astronomy Observatory releasedAug 2. [The Strangest Alien Planets We Know in Pictures]

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And it’s not simply the magnetic system that’s leaving scientists with concerns today– there are lots of other secrets about the things, which scientists initially found in 2016.

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The things is exactly what scientists call a brown dwarf. Nicknamed “failed stars,” brown overshadows are bigger than worlds, however not big enough to fuse hydrogen, the method stars do. The border line is still disputed, however scientists have the tendency to draw it at about 13 times the mass of Jupiter.

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Originally, scientists believed SIMP J01365663+0933473 was a massive, old brown dwarf. But additional research study revealed that it is rather fairly young, at 200 million years of ages, and is just 12.7 times the mass ofJupiter That research study likewise revealed that the world is on its own, not orbiting a star.

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“This object is right at the boundary between a planet and a brown dwarf, or ‘failed star,’ and is giving us some surprises that can potentially help us understand magnetic processes on both stars and planets,”Kao stated in the declaration. “We think these mechanisms can work not only in brown dwarfs, but also in both gas giant and terrestrial planets.”

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The group is especially delighted by the brand-new research study due to the fact that it relies in part on radio observations of the things’s auroras– which indicates that radio telescopes might have the ability to recognize brand-new worlds by their auroras.

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The brand-new research study was explained in a short article released July 31 in the Astrophysical Journal.

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EmailMeghan Bartels at mbartels @space com or follow her@meghanbartels Follow us @Spacedotcom, Facebook and Google+. Original short article onSpace com.



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