Physics
Escape Velocity
Speed to escape a body's gravity.
Formula
Formula
v = √2 G Mr
Variables
| Symbol | Definition | Type & range | Units | Role |
|---|---|---|---|---|
| M | mass (kg) | real number (ℝ) | kg | input |
| r | radius (m) | real number (ℝ) | m | input |
Try it yourself
Interactive calculator
Worked examples
Example 1
GivenM (kg) = 5.972e+24, r (m) = 6371000
Result11185.72649
Example 2
GivenM (kg) = 1.989e+30, r (m) = 696000000
Result617619.317