Rịba ama amaokwu a dị n'okpuru ma zaa ajụjụ ahụ mgbe e mesịrị n'otu asụsụ ahụ dị ka amaokwu ahụ:  N'ụzọ: Venus nwere ikuku dị oke oke nke nwere 96.5% carbon dioxide, 3.5% nitrogen, na nsonaazụ gas ndị ọzọ, ọkachasị sulfur dioxide. Oke ikuku ya ji okpukpu 93 karịa nke ụwa, ebe nrụgide dị n'elu ya ji ihe dị ka okpukpu 92 karịa nke ụwa, nrụgide nke ya na nke dị omimi nke ihe fọrọ nke nta ka ọ bụrụ 1 kilomita (0.62 mi) n'okpuru oke osimiri nke ụwa. Ọdịdị ya n'elu ala bụ 65 kg/m3, 6.5% nke mmiri ma ọ bụ okpukpu 50 karịa ikuku nke ụwa na 293 K (20 °C; 68 °F) n'elu oke osimiri. Igwe ikuku CO2 na-emepụta mmetụta griin haus kachasị ike na Solar System, na-emepụta okpomọkụ nke ma ọ dịkarịa ala 735 K (462 °C; 864 °F). Nke a na-eme ka ihu ala Venus dị ọkụ karịa nke Mercury, nke nwere obere okpomọkụ nke 53 K (−220 °C; −364 °F) na oke okpomọkụ nke 700 K (427 °C; 801 °F), n'agbanyeghị na Venus fọrọ nke nta ka ọ bụrụ okpukpu abụọ nke Mercury dị anya site na Sun ma si otú a na-enweta naanị 25% nke radieshon anyanwụ nke Mercury. Ọnọdụ okpomọkụ a dị elu karịa nke a na-eji eme ka ọ ghara imebi emebi.  Ajụjụ: Olee ihe dị iche na okpomọkụ dị na Mercury?
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