View Single Post
Old April 18 2013, 07:46 PM   #19
Asbo Zaprudder
Rear Admiral
Asbo Zaprudder's Avatar
Location: etherized upon a table
Re: If the Moon were replaced by other planets...

At 384,000 km, I think the Earth would be within the orbit of Io, which interacts significantly with Jupiter's magnetosphere. It'd be outside the main radiation belts at 100,000 to 140,000 km though. Spacecraft tend to avoid going closer to Jupiter than 300,000 km.
Asbo Zaprudder is offline   Reply With Quote