Venus is almost the same size, mass, and density as the Earth.

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Venus is often referred to as Earth's sister planet because it is similar in size, mass, and density. However, its atmosphere is much thicker and mostly composed of carbon dioxide, making it inhospitable for life as we know it. Venus is very similar to Earth in terms of size, mass, and density. However, there are some differences such as its thick, toxic atmosphere and lack of a magnetic field.

Venus Is Almost the Same Size, Mass, and Density as the Earth