Hmmm, the Titus-Bode law seems to be similar to the "Gas Giants only exist in the ice belt" way of thinking that all solar systems will be similar to ours. The article is trying to make 55 Can., fit into our mode of thinking of planet formation, which is looking to be incorrect due to our system bias.

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Fields of Space

LOGIC, n.
The art of thinking and reasoning in strict accordance with the limitations and incapacities of the human misunderstanding.

In the Year 2525.

"One small step for (a) man. One giant leap for mankind".

If an astronaut doesn't need good grammar, niether does you.

Host of Seraphim