Here are the readings. Now for the first part of your mission: Based on the following data, which planet do you think is Jupiter?
Planet A
Planet B
Planet C
Planet D
Mass (kg)
5.69 x 10
26
8.68 x 10
25
1.90 x 10
27
1.02 x 10
26
Mean surface temperature (K)
88
59
120 (cloud tops)
48
Atmosphere
75% hydrogen
25% helium
with trace amounts of water, methane, and ammonia
83% hydrogen
15% helium
2% methane
90% hydrogen
10% helium
with trace amounts of water, methane, and ammonia
74% hydrogen
25% helium
1% methane
Satellites
18
15
16, including the four large Galilean moons—Io, Europa, Ganymede and Callisto
8
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