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A double star

by Lewis Carroll
written by Lewis Carroll

A double star – two stars that are visible in the sky close to each other. If the stars are really close to each other and are bound by gravity, it is a physical double, and if they are seen close to each other as a result of random projection, it is an optical double

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.

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.

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