Tag Archives: Charles Radley

The Value of the Moon

The Value of the Moon By Charles Radley   The Moon weighs 83 times less than the Earth, and by the rocket equation it means it is hundreds of times cheaper to launch material from the Moon than the Earth.    … Continue reading

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H. E. Double Hockey-Sticks

Some months ago I had a conversation with Michael Laine and some of the other great minds at the Liftport Group about just how far from the equator a space elevator could be. I was surprised when I found out … Continue reading

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