Crossword Genius

A god in orbit (5)

Ross

I believe the answer is:

pluto

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'a god' is the definition.
(Pluto is an example)

I can't explain the rest of the clue.

Can you help me to learn more?

(Other definitions for pluto that I've seen before include "Most remote planet" , "Minor planet" , "that is submerged under water" , "animated dog" , "Disney dog - planet" .)

I've seen this clue in the Evening Standard.
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