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Cosmic Discovery Hub

⚖️ Weight on Other Planets

Your mass never changes — your weight does. See what a scale would show on each planet.

Results

Weight on Mars
259.7 N
Scale reading (Earth-kg equivalent)
26.482 kg
Compared to Earth
37.8315% of Earth weight

How it works

Weight (N) = mass (kg) × surface gravity (m/s²)

Mass is the amount of matter in your body and stays the same everywhere. Weight is a force: gravity pulling that mass down. That is why the same person weighs less on the Moon and far more on Jupiter.

Assumptions: Uses mean surface gravity for each planet. Ignores rotation and altitude.

Reference: NASA Planetary Fact Sheets

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