The U.S. military’s secretive X-37B spaceplane is performing a groundbreaking orbital maneuver called aerobraking. The process uses atmospheric drag instead of fuel to gradually lower its orbit—a technique that could significantly extend mission durations and reduce operational costs.
U.S.

Secret US military space plane works on maneuvers while on orbital mission

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U.S. military's X-37B spaceplane performs historic aerobraking maneuver, using atmospheric drag to lower orbit, saving fuel and more.

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