Escape Velocity Calculator

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Calculate escape velocity for planets, moons, and any celestial body

Celestial Body Mass (kg) Radius (km)

Escape Velocity

11.19 km/s

v = √(2GM/r) = 11.19 km/s

km/s

11.19

m/s

11186

km/h

40270

Surface Gravity

9.81 m/s²

About: Escape velocity is the minimum speed needed for an object to break free from a body's gravitational pull without further propulsion: v = √(2GM/r). Earth's escape velocity is 11.2 km/s. The Sun's escape velocity is a staggering 617.5 km/s!