Onye Nnyocha Ihe Ndị Dị n'Ebe Eluigwe
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Cosmic Background Explorer (COBE //'kOʊbi/ / KOH-bee), nke a na akpọkwa Explorer 66, bụ satellite NASA raara nye Cosmology, nke rụrụ ọrụ site na 1989 ruo 1993. Ebumnuche ya bụ ịchọpụta radiation nke microwave (CMB ma ọ bụ CMBR) nke eluigwe na ala ma nye nha nke ga enyere aka ịkpụzi nghọta anyị banyere mbara igwe.
Ntụle COBE nyere ihe akaebe abụọ dị mkpa na-akwado echiche Big Bang nke eluigwe na ụwa: na CMB nwere ụdị ụdị ahụ ojii zuru oke, yana na ọ nwere anisotropies na-ada ada. Abụọ n'ime ndị nchọpụta isi COBE, George F. Smoot na John C. Mather, nwetara Nrite Nobel na Physics na 2006 maka ọrụ ha na ọrụ ahụ. Dị ka kọmitii Nobel Prize si kwuo, "a pụkwara iwere ọrụ COBE dị ka mmalite maka cosmology dị ka sayensị ziri ezi".
COBE bụ satellite nke abụọ nke microwave, na-esote RELIKT-1, ma soro ụgbọ mbara igwe abụọ ọzọ dị elu: Wilkinson Microwave Anisotropy Probe (WMAP) rụrụ ọrụ site na 2001 ruo 2010 na Ụgbọ mbara igwe Planck site na 2009 ruo 2013.