A flyby () is a spaceflight operation in which a spacecraft passes near another body, which is usually a target of the space exploration mission and may also be a source of a gravity assist to impel it towards another target in a swing-by. The term has also been used to describe the passing of bodies to Earth, as of asteroids.
A flyby () is a spaceflight operation in which a spacecraft passes near another body, which is usually a target of the space exploration mission and may also be a source of a gravity assist to impel it towards another target in a swing-by. The term has also been used to describe the passing of bodies to Earth, as of asteroids.
Source: Wikipedia "Flyby (spaceflight)" · CC BY-SA 4.0
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