What role did gravity play in the formation of the planets?

Gravity causes the motions of planets, stars, and galaxies. It's why the Moon orbits around the Earth, and the Earthorbits around the Sun, and the solar system orbits around the galaxy. It's all because of gravity. Gravity is the reason stars and planets are spherical

Well, l think that some effective communication is, emotional barriers and lack of attention, interest distraction or irrelevance. also some physical disabilities such as hearing problems or speech difficulties.      l hope i am correct  and you good luck.