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Main sequence star – The same star that appears in the Hertzsprung-Russell diagram with a dot in the middle of the main sequence.
Main sequence star – The same star that appears in the Hertzsprung-Russell diagram with a dot in the middle of the main sequence.
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.