Geocorona bụ akụkụ na-egbuke egbuke nkè mpaghara kachasị elu nké ikuku ụwa, exosphere. A na-ahụ ya karịsịa site na ìhè ultraviolet (Lyman-alpha) sitere na Anyanwụ nké na-agbasasị site na hydrogen na-anọpụ iche.[1] Ọ na-agbasa ruo na 15.5 radii nke ụwa na ikekwe ruo ihe dị ka otu narị radii nke Ụwa.[2] A mụọla geocorona site na mbara igwe site na Satellite Astrid na ụgbọ mbara igwe Galileo (n'etiti ndị ọzọ), na-eji ultraviolet spectrometer (UVS) ya n'oge ụwa na-efe efe.

Ụwa na mkpuchi hydrogen ya, ma ọ bụ geocorona, dị ka a hụrụ ya site na ọnwa. E sere foto ultraviolet a na 1972 na igwefoto nke ndị na-eme njem n'ime mbara igwe Apollo 16 na-arụ ọrụ n'ọnwa.

Hụkwa

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  • Okpueze kpakpando
  • Ọnọdụ ikuku nke ụwa

Edensibia

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  1. Kameda (16 December 2017). "Ecliptic North-South Symmetry of Hydrogen Geocorona". Geophysical Research Letters 44 (23): 11,706–11,712. DOI:10.1002/2017GL075915. 
  2. Baliukin (15 February 2019). "SWAN/SOHO Lyman‐α mapping: the Hydrogen Geocorona Extends Well Beyond The Moon". Journal of Geophysical Research: Space Physics 124 (2): 861–885. DOI:10.1029/2018JA026136. 

Njikọ mpụga

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