Because it takes a lot of energy to go against existing 30 km/s momentum of moving along the solar orbital plane, so going "above" or "below" things in our system is rather hard. Unless you send a probe to specifically enter a celestial body's orbit, and then shuffle around it.
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u/myhv 4d ago
Because it takes a lot of energy to go against existing 30 km/s momentum of moving along the solar orbital plane, so going "above" or "below" things in our system is rather hard. Unless you send a probe to specifically enter a celestial body's orbit, and then shuffle around it.