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Stellar brightness – the brilliance or brightness of a star is the flux of radiation coming from the luminary per unit surface area of the Earth.
Stellar brightness – the brilliance or brightness of a star is the flux of radiation coming from the luminary per unit surface area of the Earth.
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.