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Definition
| The point in a satellite's elliptical orbit farthest from the center of Earth |
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Term
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Definition
| An oval-shaped curve that is the path of a point that moves such that the sum of its distances from two fixed points (foci) is constant |
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Term
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Definition
| The minimum speed necessary for an object to escape permanently from a gravitational field that holds it |
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Term
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Definition
| The point in a satellite's elliptical orbit where it is nearest the center of Earth |
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Term
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Definition
| An object that falls around Earth or some other body rather than falling into it |
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