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How-to guide

How to Calculate Weight on Other Planets: Formula, Steps & Examples

Learn how to calculate Weight on Other Planets — the formula explained step by step, with worked examples and a free calculator to check your answer.

By Vikram Iyer, M.Sc Mathematics · Updated Jun 2026 · 2 min read

Calculating your weight on mars is straightforward once you know the Weight on Other Planets formula and what each input means. This guide explains the method in plain language, walks through a manual calculation, and gives worked examples you can follow — then you can do it instantly with the Weight on Other Planets Calculator.

What is Weight on Other Planets?

The Weight on Other Planets calculation tells you your weight on mars from a few simple inputs. The figure you are solving for here is the weight on mars.

The Weight on Other Planets formula

The core formula is:

Weight on Mars = Your weight on Earth × 0.377

Here is what each input means:

  • Your weight on Earth — a value measured in kg. Example: 70 kg.

How to calculate it step by step

  • Write down the your weight on earth (for example, 70 kg).
  • Apply the formula above to get your weight on mars.
  • Double-check the result with the Weight on Other Planets Calculator.

Worked examples

Example 1

Input / OutputValue
Your weight on Earth70 kg
Weight on Mars26.39
Weight on the Moon11.62
Weight on Jupiter165.20
Weight on Venus63.49

With your weight on earth of 70 kg, the weight on mars works out to 26.39.

Example 2

With your weight on earth of 140 kg, the weight on mars works out to 52.78.

ResultValue
Weight on Mars52.78
Weight on the Moon23.24
Weight on Jupiter330.40
Weight on Venus126.98

Example 3

With your weight on earth of 35 kg, the weight on mars works out to 13.20.

ResultValue
Weight on Mars13.20
Weight on the Moon5.81
Weight on Jupiter82.60
Weight on Venus31.75

Tips for an accurate result

  • Keep your units consistent — mixing, say, months with years or grams with kilograms is the most common source of error.
  • Round only at the very end. Rounding inputs early can shift the final answer noticeably.
  • Re-run the numbers whenever an input changes, rather than estimating from an old result.

Prefer not to do the maths by hand? — the Weight on Other Planets Calculator does it instantly, for free, with the formula and a worked example built in.

Continue exploring astronomy calculators with these tools: Escape Velocity Calculator, Surface Gravity Calculator, Telescope Magnification Calculator, Light Travel Time Calculator, Orbital Velocity Calculator.

Calculators in this guide

Frequently asked questions

The formula is: Weight on Mars = Your weight on Earth × 0.377. With your weight on earth of 70 kg, the weight on mars works out to 26.39.

Gather each input, apply the formula step by step keeping your units consistent, and round only at the end. You can verify your answer instantly with the Weight on Other Planets Calculator.

It uses the standard formula with exact arithmetic, so the result is correct for the inputs you enter. Bear in mind that real-world outcomes can still differ when underlying assumptions change.

Vikram Iyer · M.Sc Mathematics

Vikram Iyer is a mathematics educator with over fifteen years of teaching experience, specialising in making quantitative concepts clear and practical for everyday use.