Assertion: satellite | /r/SimilarTo | ball
Facets:
value: in a bowl
type: LOCATION
Source sentences:
text: A satellite at the other three points is like a ball balanced at the peak of a steep hill: any slight perturbation will push the satellite out of the Lagrange point like the ball rolling down the hill.
text: Satellites at the last two Lagrange points are more like a ball in a bowl: even if perturbed, they return to the Lagrange point.