Jupiter's gravity measures about 24.8 m/s² at its cloud tops, roughly 2.5 times stronger than Earth's 9.8 m/s². This makes it the strongest surface gravity among solar system planets, despite being a gas giant without a solid surface. If you weigh 100 pounds on Earth, you'd feel like 250 pounds on Jupiter.

Key Strength Facts

Jupiter's massive size—318 times Earth's mass—drives this pull, but its vast radius (11 times wider) tempers surface gravity since force drops with distance squared. Imagine dropping a ball: it accelerates over twice as fast as on Earth, hitting "ground" levels in seconds amid crushing pressures. Recent 2025 data confirms 24.79 m/s² precisely, unchanged by ongoing Juno mission insights into its core.

Comparisons to Earth

Planet| Gravity (m/s²)| Times Earth's| Weight of 100lb Person
---|---|---|---
Earth| 9.8| 1x| 100 lb 5
Jupiter| 24.8| 2.5x| 250 lb 7
Mercury| ~3.7| 0.38x| 38 lb 1

Jupiter outpulls Mercury despite the inner planet's density edge, thanks to sheer bulk.

Why Not Even Stronger?

Mass scales with volume cubed, but surface gravity with radius squared inverse—Jupiter's hydrogen-helium mix keeps density low (1.3 g/cm³ vs Earth's 5.5). Reddit forums buzz about this: "If same size as Earth, it'd crush us 300x over!" Rotation adds centrifugal lift at equator, slightly easing it.

Real-World Impacts

Jupiter's pull shepherds asteroids, earning "solar system vacuum" rep—2.5x surface belies deep gravity well capturing comets. No landing possible; probes like Galileo sank into oblivion. Trending discussions note its sun-wobbling influence.

TL;DR: 2.5x Earth's, planet-crushing at cloud tops. Information gathered from public forums or data available on the internet and portrayed here.