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The luminous infinity of the past (J-) – The world lines of light originate from there. This is a region of space-time in the distant past, where streams of light come from.
The luminous infinity of the past (J-) – The world lines of light originate from there. This is a region of space-time in the distant past, where streams of light come from.
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.