In order to maintain the stability of the pairing, it was necessary to sustain fixed tidal bulges on both planets.
Site na oge ịkụ mkpụrụ seedlings ka ọ bụrụ ebe na-adịgide adịgide, ọ dị mkpa iji nọgide na-enwe ọnọdụ dị mma maka omenala abụọ ahụ.