A planet with surface temperatures that can melt lead and atmospheric pressure that can crush a man where he stand- Venus is the most hostile of the terrestrial planets. Though scientists think that this barren rock may once have been much like Earth.
Venus is known as Earth's "sister planet", they both share similarities in: size, mass, density and volume. Both formed around the same time, but are not exactly the same. In contrast Earth has oceans whereas Venus does not, also their atmospheres are unlike on another. Venus's atmosphere is made up mainly of nitrogen and carbon dioxide.
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