Planet X labari debunked

Planet X myth debunked

A wani elusive duniya cewa ga 200 shekaru bayyana don bayyana Uranus'S wobbly kewayewa. Kuma akwai 'yar'uwar rana karkasa su zama a kusa da mu hasken rana tsarin da ya sa asteroids to karkatattu wajen Duniya.

Akwai daya matsalar: ba “Planet X” kuma bã “Nemesis” taɓa kasancewa, masu bincike a yanzu ce.

Ko yiwuwa ba.

“The m hasken rana tsarin yiwuwa ba ya dauke da wani babban gas giant duniya (“Planet X”), ko karamin, abokin star (“Nemesis”),” kammala Jami'ar Pennsylvania falakin Kevin Luhman, wanda directed nazarin yin amfani da NASA ta Wide-filin Infrared Survey Explorer (hikima) kawo nesa kusa.

Sakamakon da aka buga a cikin mafi yawan 'yan edition of The Astrophysical Journal.

Mai theories ya kiyasta Planet X zama har zuwa sau hudu girman Jupiter — babbar duniya a cikin hasken rana tsarin.

Suka shawara da shi za a samu wasu 1,486 biliyan kilomita (923 biliyan miles) daga rana, ko kuma game da 10,000 sau m fiye da Duniya ta kewayewa.

Amma images tattara ta kawo nesa kusa bai gane wani abu ya fi girma fiye Jupiter.

Luhman ba sarauta fitar da yiwuwar cewa wani taurãro ne lurking wani wuri a cikin asteroid bel.

A kwamfuta generated NASA Montage samu 29 Agusta 2002 daga images tattara ta Voyager 2 kumbon sama jannati ya nuna Neptune (Lower-L) kamar yadda zai bayyana daga kumbon sama jannati gabatowa Triton, Neptune most moon

Ba zai zama da wuya a samu idan aka hankali masu hada kai tare da wani haske star cewa makantar da kawo nesa kusa ko su da yawa fiye da karami da aka karkasa.

Amma bayan wannan latest binciken, Luhman ce da rashin daidaito na gano daya ne sosai wuya: “Wancan ne kamar daya a cikin wani da ɗari damar.”

– History of Planet X –

Masana kimiyya na farko zaton wanzuwar Planet X a 1781, a lõkacin da suka gano Uranus, a gas giant cewa mamaki Masana ilmin Taurari tare da orbital bambancin, a fili m da Newton dokokin nauyi.

Masu lura da al'amurra ƙarasa da cewa wadannan irregularities za a iya bayyana ta zama wani, unknown duniya da aka exerting da kansa gravitational karfi.

English: This is an image of the planet Uranus...

Turanci: Wannan sigar image na duniya Uranus dauka da kumbon sama jannati Voyager 2 a 1986 (Photo credit: wikipedia)

Kokarin waƙa wannan m Planet X kai ga gano Neptune a 1846. Amma kiyasta taro na Neptune ba zai iya bayyana sabawa na Uranus ta kewayewa.

Wannan ya jagoranci Masana ilmin Taurari su ci gaba da bincike domin Planet X — wanda, bi da bi, ya kai ga gano Pluto a 1930. Amma da Dwarf duniya shi ma ma kananan don bayyana Uranus ta sababbu hanya a kusa da rana.

A karshe, a shekarun 1990s, masu bincike m cewa sun dan kadan overestimated da taro na Neptune, wanda nufi da duniyar iya a gaskiya zama dalilin Uranus ta orbital hali.

Amma duk da haka Planet X mũminai, har yanzu ba su tabbata.

– Sister rãnã kashe dinosaur? –

A wanzuwar Nemesis, a rana-kamar star nan kusa, An farko posited a 1980s. The star, ta lokaci-lokaci zuwa kusa da rana, tsoma baki tare da sarari suKe na comets da asteroids ya shugabance su zuwa lokaci-lokaci buga Duniya.

Collisions kamar wadannan suna zargi ga biyar taro extinctions kan na karshe 540 shekaru miliyan — mafi yawan 'yan kasancewa dinosaur nau'i nau'i 65 miliyan years ago.

“Saboda haka, a cikin shekarun, akwai lokatan daban-daban guda na shaida bayar da shawara a can zai yi wani abu a can,” Luhman bayyana AFP.

Amma masu hikima kawo nesa kusa amma ba su sami wani abu.

A farauta domin Planet X kuma Nemesis iya sun juya up komai, amma binciken bai fallasa 3,525 taurari da kuma ruwan kasa dwarfs — wani sarari suKe abubuwa wanda taro yana sanya su tsakanin wata star da kuma babban duniya — cikin 500 haske shekaru rãnã.

“Makwabta star tsarin da aka boye a bayyana gaban kawai tsalle fitar a cikin hikima data,” ya ce Ned Wright, a Jami'ar California, Los Angeles falakin wanda gudummawar da binciken.

source: afp.com

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