If Ganymede phases like Earth's moon then the earth would be a lot bigger. Ganymede is made of rock and ice so if it was Earth it would always be cold and icy. It stays on one side which means only one part of the sun gets hit by it. The pictures show a brief image of the Earth, sun, and moon. Earth would be a lot bigger and would always be cold if Ganymede phases like the moon then the earth would be a lot colder and icier. Some parts of the sun gets hit by it because it wouldn't be able to move
Make testable predictions about other solar systems
Explanation:
As per the today scientist the nebular hypothesis is made to explain all the major characteristics of the solar system and. Thus the theory is made to predict the future system of the evolution of the solar system and changes taking place in its core.