Answers

2016-02-09T23:02:59+05:30
Because they revolve at their orbits with marginable distance from each other :)
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yes this is what i was looking for, on the point answer.
:)))))):))))));)))))
Thank you so much :)
welcome!!
2016-02-10T00:36:36+05:30
Every planet moves in a fixed circular orbit around the sun and separated from each other by some distance, moving in almost parallel paths and it also affected in external gravitational force, this is due to planets do not collide while revolving around the sun.
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