Which Planet Has Highest Escape Velocity? Planet Observations Escape Velocities (km/sec) Mass Relative to Earth Earth 11.2 1 Jupiter 63.4 317.8 Mars 5 0.11 Mercury 4.2 0.06 Which planet has the fastest velocity? Within our solar system, Mercury, the messenger of the gods, is the fastest-moving planet, with an orbital speed of about 48 kilometres
Which Planet Moves Fastest? Within our solar system, Mercury, the messenger of the gods, is the fastest-moving planet, with an orbital speed of about 48 kilometres per second; Earth manages only about 30 km/s. What is the fastest moving planet? Despite its proximity to the Sun, Mercury is not the hottest planet in our solar
Which Is Faster Light Or Mercury? The speed of light in a vacuum is exactly 299,792,458 m/s, but in water and other liquids it varies. Depending on the refractive index of the water, the speed of light is slower. The refractive index of Mercury is about 1.74, so the speed of light in it would