Is this Escape Velocity Calculator free to use?

Yes, Escape Velocity Calculator is 100% free to use online with no installation or account required.

How do I use the Escape Velocity Calculator?

Simply enter your values into the required input fields and click calculate to view the results instantly.

Yes, the calculator is fully responsive and compatible with Android, iOS, Windows, macOS, and Linux web browsers.

Escape Velocity Calculator — Free Online Tool

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Calculate the minimum speed required to escape a gravitational field

Instructions: Enter the mass ($M$) and radius ($r$) of the gravitational body to calculate its escape velocity ($v_{esc}$).

Gravitational Body Parameters

Mass ($M$, kg)

Radius ($r$, meters)

⚠️ For astrophysics and physics education reference only. Radius must be strictly greater than zero.

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