Gravitational forces can be as interactions.Logical formLearned from2 sentences. A gravitational force can be between objects.Logical formLearned from2 sentences. Gravitational waves may carry information.Logical formLearned from2 sentences. Gravitational waves may be produced by a motion of matter.Logical formLearned from2 sentences. A gravitational attraction can be combined.Logical formLearned from2 sentences. A source of energy can be a gravitational collapse.Logical formLearned from2 sentences. Gravitational fields can be constituted-of-or-filled-with objects.Logical formLearned from2 sentences. Reasons can be gravitational.Logical formLearned from2 sentences. An object may act as a gravitational lens.Logical formLearned from2 sentences. An optical depth can be gravitational.Logical formLearned from2 sentences. Gravitational waves may undergo an analysis.Logical formLearned from2 sentences. Gravitational waves can be from a phase.Logical formLearned from2 sentences. A gravitational field can be around an object.Logical formLearned from2 sentences. Objects may be surrounded by a gravitational field.Logical formLearned from2 sentences. Resistance can be to a gravitational force.Logical formLearned from2 sentences.