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A geodesic is the shortest path that connects two points in curved spacetime. In flat spacetime, a geodesic is a straight line.
A geodesic is the shortest path that connects two points in curved spacetime. In flat spacetime, a geodesic is a straight line.
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.