If a satellite’s velocity increases as it approaches a planet during a slingshot maneuver, why does it not decrease by the same amount when it leaves the planet? How can it experience a net gain in velocity? Robert WaltyStephens City, Virginia Slingshot maneuvers can seem counterintuitive. We know that a spacecraft speeds up as itContinue reading "How do slingshot maneuvers work to propel spacecraft?"

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