Jupiter: 90% hydrogen 10% helium 0.3% methane Saturn: 90% hydrogen 3.5% helium .5% methane Uranus: 83% hydrogen 15% helium 2% methane Neptune: 80% hydrogen 19% helium 2% methane

which planets have the most similar atmospheres
i say saturn and uranus am i correct?

1 answer

Yes, you are correct. Saturn and Uranus have the most similar atmospheres among the given options. Both planets have a similar composition with a high concentration of hydrogen and helium, and a small percentage of methane.