Planet Mars

# Is mars twice the size of earth?

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No, Mars isn't twice the size of the Earth. The equatorial diameter of the Earth is 7,926 mi (12,760 km), while the equatorial diameter of Mars is 4,220 mi (6,792 km). So we can tell that the Earth is twice the size of Mars, not the other way round.

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## Related Questions Earth is roughly twice the size of Mars.  Earth is about twice the size of Mars. The radius from core to surface of Mars is 3396km whereas the radius from core to surface of Earth is 6371km. Mars has a similar size to the Earth. There may be life on Mars. Actually, the Earth is almost twice the size of Mars (1.88 --&gt; 1). Venus is much closer to the size of Earth (1.05 --&gt; 1) Earth is bigger. Earth is about twice the diameter of Mars and more than 6 times the volume. The earth is about twice as large (in diameter) as Mars, but the earth's mass (weight) is ten times greater. No, Mars is actually smaller than Earth. But if the valles marineris was on Earth it would stretch across most of North America! Earth is more than twice the size of Mars, 53%, so only one complete 'Mars' could fit inside the Earth. No. The Sun would appear to be about 40% smaller from Mars, because Mars is about 40% further away from the Sun than Earth is. Mars is approximately half the size of the Earth. Comparing diameters, Mars is about 53% the size of Earth. So, the volume of Mars is about 15% of Earth. No, its smaller than the Earth.   Yes, Mars is almost exactly half the size of Earth as it is 0.533 times the size. Earth is not smaller than Mars, Mars is about half the size of Earth which makes Mars is smaller than Earth a martian year is about twice as long as an earth year... It takes mars twice as long to make a full revolution around the sun than it takes earth.  Yes, Mars is about half the size of Earth The Earth's diameter is twice as big as Mars'. Mars also only has ten percent as much mass. So if Earth was a grape, Mars would be about the size of a blueberry. Interestingly, its surface area is about the same as the surface area of dry land on the Earth. Surface gravity on Earth is more than twice that of Mars. Smaller, Mars is about half the size of Earth well, terrestrial planets means planets half to twice the size of the Earth so i guess they're Mercury, Venus, Mars, and Earth The planet similar in size to Earth is Mars.

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