From Wikipedia, the free encyclopedia
[1]Exoplanet ma ọ bụ extrasolar mbara ala bụ mbara ala na-ahụ ahụmahụ . Edere ihe mbụ nwere ike ime nke exoplanet na 1917 ma a mataghị ya dị ka nke ahụ. [1] Nkwenye mbụ nke akara ahụ mere na 1992. nwere dị iche, nke njikọ na mbụ na 1988, akwụkwọ na 2003. As of 1 December 2023, there are 5,550 confirm exoplanets in 4,089 [2] A na-atụ anya na James Webb Space Telescope (JWST) ga- ndị mgbasa ozi ndị ọzọ exoplanets, yana ọtụtụ ihe gbasara exoplanets, ndị na-ekiri ihe, ebe gburugburu ebe obibi na ikike nke ndụ.
. [2]Enwere ọtụtụ ụzọ ụzọ ụzọ exoplanets . Transit photometry na Doppler spectroscopy mgbasala ihe, ma ụzọ ndị a na-ata mgbochi site na nhụsianya doro anya na-akwado nke mbara ala dị nso na US; Ya mere, 85% nke exoplanets ọdụ nọ n'ime mpaghara ajụjụ tidal . [1] N'ọtụtụ ọnọdụ, a hụla ọtụtụ mbara ala gburugburu . [2] Ihe dị ka 1 n'ime 5 Ozi ndị yiri ndị yiri [lower-alpha 1] nwere "amaka -sized" [lower-alpha 2] na mpaghara ebe obibi . [lower-alpha 3] [3] [4] A na-eche na e nwere ikike 200 na Milky Way, [lower-alpha 4] ekiri ike iche na e nwere ekpuchi mbara ụwa 11 nwere ike ibi na mbara ala Milky Way. , na-arrị elu ruo ihie 40 ma ọ bụrụ na a na-akpọ mbara ala ala ndị na-agba gburugburu ọtụtụ dwarfs uhie uhie
Nke kacha nta nnukwu exoplanet mara bụ Draugr (nke a dị ka PSR B1257+12 A ma ọ bụ PSR B1257+12 b), nke dị ihe dị ka okpukpu abụọ nke ụnwanyị . Exoplanet kasị ukwuu e depụtara na NASA Exoplanet Archive bụ HR 2562 b, [1] [2] [3] ihe dị ka okpukpu 30 nke Jupita . Otú ọ dị, dịka dịka ụfọdụ nke mbara ala si dị (dabere na ụlọ ọrụ nke deuterium [4] ), ọ dị oke ibu ibu ala ma nwee ike ịbụ dwarf aja aja kama. Oge orbital amara maka exoplanets iche site iche na ihe na-mgbo otu elekere (maka ndị kacha nso na uwe ha) ruo ọtụtụ puku afọ. Ụfọdụ exoplanets dị nnọọ anya site na ọtụtụ nke na ọ na-siri ike ike ma ọ na-ekedo ike ndò na ya.
Seamless Wikipedia browsing. On steroids.
Every time you click a link to Wikipedia, Wiktionary or Wikiquote in your browser's search results, it will show the modern Wikiwand interface.
Wikiwand extension is a five stars, simple, with minimum permission required to keep your browsing private, safe and transparent.