Which kind of celestial body is ida?

segmentation=endoskeleton=backbone=coelom=tissues

the principles and empirical processes of discovery and demonstration considered characteristic of or necessary for scientific investigation, generally involving the observation of phenomena, the formulation of a hypothesis concerning the phenomena, experimentation to test the hypothesis, and development of a conclusion that confirms, rejects, or modifies the hypothesis.

maybe because its impossible for balloons to lift a whole entire house.