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As the planet approaches perihelion (point of nearest approach to the Sun), its orbital velocity gets faster, and it is fastest at perihelion. Similarly, at aphelion (point of furthest approach to the Sun), the orbital velocity is slowest.
Mercury is the closest known planet to the sun, in terms of its average orbital distance. It's also the one with the highest speed in its orbit, and the one with the shortest period of revolution or 'year'.Mercury's average distance from the sun: 36 million miles (58 million km)Average orbital speed: 29.7 miles (47.9 km) per secondPeriod of revolution around the sun: 88 earth days
the suns gravitational pull is strongest because the earth is at its closest point to the sun.
Mercury has fastest orbital speed.
comet
Mercury is the fastest orbiting planet in the inner Solar System, with an average orbital velocity of 47.87 km/s.
perihelion
perihelion
Mercury
Mercury is, with a diameter of 4879km, a mass of 0.33x1024kg, and an orbital velocity of 47.9km/s.
a small myelinated axon
Mercury has the fastest orbital velocity, at about 49 thousand kilometers per second.Mercury: 48.651Venus: 34.874Earth: 29.663Mars: 24.025Jupiter: 13.012Saturn: 9.604Uranus: 6.749Neptune: 5.410These number are based on major-axis, and on an assumed circular orbit, so they will not agree with the official stated mean orbital velocity.
As the planet approaches perihelion (point of nearest approach to the Sun), its orbital velocity gets faster, and it is fastest at perihelion. Similarly, at aphelion (point of furthest approach to the Sun), the orbital velocity is slowest.
Mercury is the closest known planet to the sun, in terms of its average orbital distance. It's also the one with the highest speed in its orbit, and the one with the shortest period of revolution or 'year'.Mercury's average distance from the sun: 36 million miles (58 million km)Average orbital speed: 29.7 miles (47.9 km) per secondPeriod of revolution around the sun: 88 earth days
the suns gravitational pull is strongest because the earth is at its closest point to the sun.
In the middle, I think
The ones closest to the Sun.