Gravitationally Bound

Objects held in orbit about each other by their gravitational attraction.ExampleSatellites in orbit around the earth are gravitationally bound to Earth since they can't escape Earth's gravity. By contrast, the Voyager spacecraft, which explored the outer solar system, was launched with enough energy to escape Earth's gravity altogether, and hence i...
Found on http://www.diracdelta.co.uk/science/source/g/r/gravitationally%20bound/sour
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