Question

Which planet's atmosphere most resembles that of Earth?

Answer 1

Venus is called Earth's "sister planet" because it has similar size, mass, gravity and density. but the planet with the most similar atmosphere is Mars.

Answer 2

Mars is the planet with the similar atmospheric characteristics that of Earth.

Mars and Earth are similar in terms of atmospheric pressure, atmospheric composition, and seasonal variation.

Earth atmosphere is composed of several gases such as carbon dioxide, oxygen, nitrogen and other gases and Mars is also composed of the same gases.

Likewise Earth, temperature and climate of Mars also changes as having 24 hours a day.