AST101H1 Lecture Notes - Lecture 14: Black-Body Radiation, Volcanism, Pearson Education
6 Nov 2015
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Venus vs earth: average surface temperature: 470 o c vs 15 o c, atmosphere(s): 90 vs 1, presence of co 2 in the atmosphere: 95% vs 0. 04, rotation: clockwise vs counter clockwise, rotation period: 1 venus day = 243 earth days. *it does not orbit the sun in the wrong direction and it is not older than earth: of the first 14 mission from 1961 1965, there was 1 success and 13 failures, of the mission after 1967, there were 37 successes and 3 failures, in 1973, mariner 10 of nasa took an uv photo of the planet"s cloud cover, in 1975, venera 9 operated for 53 minutes on the surface of venus, in 1981, venera 13 operated for 127 minutes on the surface of venus (first coloured pictures, magellan from 1989 to 1994 mapped the entire planet using radar, mapped maat mons, an 8 km tall volcano, eistla regio, an area of venus with volcanoes.
