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Hertzsprung-Russell diagram

by Lewis Carroll
written by Lewis Carroll

The Hertzsprung-Russell diagram is an example of the relationship between the color (or spectral class) and stars luminosity of different types.

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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