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Firefly Aerospace’s robotic vehicle became the second privately built spacecraft to make a soft landing on the moon. It could soon be joined by two more private lunar landers.

An American commercial company became the first to stick a perfect moon landing early Sunday when Firefly Aerospace sent its Blue Ghost lander down to the surface.

Philip Pilkington defends his criticism of the aircraft carrier—and advocacy of the novel "ekranoplan" ground effect vehicle (GEV).