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Telescopes and space missions

Telescopes and space missions

How high the Moon

(Courtesy: NASA/JSC )
09 Jul 2019 Robert P Crease
Taken from the July 2019 issue of Physics World.

Half a century after the historic Apollo 11 landing on 20 July 1969, Robert P Crease explains why the mission’s lunar laser ranging experiment is alive and well – and still encountering new frontiers

The Moon has serenely and inexorably circled the Earth for millennia. Humans have regarded this glin

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Robert P Crease is a professor in the Department of Philosophy, Stony Brook University, US and writes the monthly Critical Point column for Physics World, robertpcrease.com, e-mail robert.crease@stonybrook.edu. His latest book is The Leak: Politics, Activists, and Loss of Trust at Brookhaven National Laboratory
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