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Hill’s Sphere – The gap of space around a cosmic body in which it can hold its satellite, ignoring the attraction of the object around which it rotates.
Hill’s Sphere – The gap of space around a cosmic body in which it can hold its satellite, ignoring the attraction of the object around which it rotates.
Lewis Carroll writes about military space programmes, policy, technology and the industry that supports the sector. He spent nearly two decades covering the military, the Pentagon, Congress and the defence industry as a journalist for Space Chatter magazine.