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No but the sizes of OTHER planets and planetesimals can and do.

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What planet has the most elongated orbit?

What you are referring to is the eccentricity of the planet's orbit around the sun. Eccentricity of a circular orbit is 0.0, whereas the eccentricity of an extremely elongated orbit is 1.0. So the closer the eccentricity of a planet's orbit is to 1.0, the more elongated is its orbit around the sun. Many extra solar planets have high eccentricities in accordance with their parent stars. In our solar system Mercury ( .20563) and Pluto (.24880766) have the highest eccentric orbits.


The planet whose orbit has the greatest eccentricity is?

The planet with the greatest eccentricity in our solar system is Mercury. eccentricity refers to how much an orbit deviates from a perfect circle, and Mercury's orbit is the most elongated and eccentric of all the planets.


Which planet has the perfect circular orbit?

No planet has a perfectly circular orbit, though Venus has the least orbital eccentricity of any planet in our solar system.


Which planet has the roundest orbit?

Venus has the most nearly circular orbit of all the planets in our solar system. Its orbit has the least eccentricity, meaning it is closest to being a perfect circle.


Planet with the least circular orbit?

The eccentricity value measures how non-circular an orbit is. The planets in decreasing order of eccentricity with their approximate eccentricity values are: # Pluto: 0.25 # Mercury: 0.21 # Mars: 0.093 # Saturn: 0.056 # Jupiter: 0.048 # Uranus: 0.047 # Earth: 0.017 # Neptune: 0.0086 # Venus: 0.0068

Related Questions

What is the significance of eccentricity in determining the orbital characteristics of planets?

The eccentricity of a planet's orbit is important in determining its orbital characteristics because it affects the shape and size of the orbit. A high eccentricity means the orbit is more elongated, while a low eccentricity means the orbit is more circular. This can impact factors such as the planet's distance from the sun, its speed, and its overall stability in its orbit.


Which planet has an elongates orbit?

All planets have at least some elongation or orbital eccentricity and thus not a perfectly circular orbit. Since Pluto was demoted from true planet status, Mercury is now the planet with highest eccentricity (of about 0.21)


What planet has the most elongated orbit?

What you are referring to is the eccentricity of the planet's orbit around the sun. Eccentricity of a circular orbit is 0.0, whereas the eccentricity of an extremely elongated orbit is 1.0. So the closer the eccentricity of a planet's orbit is to 1.0, the more elongated is its orbit around the sun. Many extra solar planets have high eccentricities in accordance with their parent stars. In our solar system Mercury ( .20563) and Pluto (.24880766) have the highest eccentric orbits.


The planet whose orbit has the greatest eccentricity is?

The planet with the greatest eccentricity in our solar system is Mercury. eccentricity refers to how much an orbit deviates from a perfect circle, and Mercury's orbit is the most elongated and eccentric of all the planets.


What is Mercury's eccentricity?

All the planets have elliptical orbits, but Mercury and Mars have the greatest eccentricity. As to why Mercury's orbit is the most eccentric may be related to its proximity to the Sun.


Is the shape of the orbit of each planet is a circle true?

No, all the planets have orbits that are technically ellipses with low eccentricity. Apart from Mercury all the other seven planets have orbits that are very nearly circular, but the Sun is offfset from the centre of the circle by a different amount for each planet depending on the eccentricity of the orbit.


What orbit has the eccentricity that is closest to 0?

Of the planets in our solar system, Venus has the smallest eccentricity.


Which planet has the perfect circular orbit?

No planet has a perfectly circular orbit, though Venus has the least orbital eccentricity of any planet in our solar system.


What planet has an orbit with an eccentricity most similar to the eccentricity of the moons orbit around earth?

The planet with an orbit most similar in eccentricity to the Moon's orbit around Earth is Venus. The eccentricity of the Moon's orbit is about 0.055, while Venus has an eccentricity of approximately 0.007. This means both orbits are relatively circular, but Venus's orbit is even less eccentric than that of the Moon.


Which planet has the roundest orbit?

Venus has the most nearly circular orbit of all the planets in our solar system. Its orbit has the least eccentricity, meaning it is closest to being a perfect circle.


Planet with the least circular orbit?

The eccentricity value measures how non-circular an orbit is. The planets in decreasing order of eccentricity with their approximate eccentricity values are: # Pluto: 0.25 # Mercury: 0.21 # Mars: 0.093 # Saturn: 0.056 # Jupiter: 0.048 # Uranus: 0.047 # Earth: 0.017 # Neptune: 0.0086 # Venus: 0.0068


How can we calculate the eccentricity e of a planet's orbit?

The eccentricity of a planet's orbit can be calculated using the formula e c/a, where c is the distance between the center of the orbit and the focus, and a is the length of the semi-major axis of the orbit.