Gravitational waves may be emitted.Logical formLearned from2 sentences. Gravitational fields may change a shape of space-time.Logical formLearned from2 sentences. Particles may carry a gravitational force.Logical formLearned from2 sentences. A gravitational force may be knowned as gravitons.Logical formLearned from2 sentences. A gravitational potential energy can be enormous.Logical formLearned from2 sentences. A black hole may release an amount of gravitational energy.Logical formLearned from2 sentences. A star may begin a phase of gravitational collapse.Logical formLearned from2 sentences. Masses may produce gravitational waves.Logical formLearned from2 sentences. A gravitational pull of a spacecraft may change an orbit.Logical formLearned from2 sentences. A (relativity theory) can be gravitational.Logical formLearned from2 sentences. Rays may be deflected by a gravitational field.Logical formLearned from2 sentences. Gravitational pulls may pertain-to the moon.Logical formLearned from2 sentences. Comets may be affected by gravitational pulls.Logical formLearned from2 sentences. Gravitational forces can be on an inner core.Logical formLearned from2 sentences. Gravitational force may be related to mass.Logical formLearned from2 sentences.