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NASA’s Juno spacecraft closing in on Jupiter for 4 July orbit insertion
On 4 July, NASA will fly a solar-powered spacecraft the size of a basketball court within 2,900 miles of the cloud tops of our solar system’s largest planet, Jupiter. Over the past two weeks, several milestones occurred that were key to a successful 35-minute burn of its rocket motor, which will place the robotic explorer into a polar orbit around the gas giant.