Here he argued the the moon showed radical changes in temperature between day and night while the earth showed much less change.

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Since the gravity of the Moon is different at different portions of the Moon, this will cause slight changes to the distance between the two satellites.

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Walking along the pebble beach at Half Moon Island, Chris Edwards, a geologist from Scotland, says the changes are obvious.

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Flying in formation, they could map the gravitational field of an asteroid or moon by monitoring tiny changes in their relative positions.

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For as long as people have turned telescopes towards the moon, they have reported flashes, sudden fogs and colour changes.

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Little did they know that come April 20, 2012, there would be all kinds of wild changes in the world, like a manned spaceship to the moon, a black man in the White House and a woman maybe even being considered for membership at Augusta National.

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St Johnstone also made four changes, with Peter Enckelman, Jamie Adams, Kevin Moon and Peter MacDonald promoted to the starting XI at Easter Road.

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After an explosion in Apollo 13's service module cut off propulsion and power, the lunar excursion module (LEM) was used as a lifeboat to provide life support to the three astronauts, and the engine of its descent stage for course changes, until the command module could re-enter the atmosphere after a long coast around the moon.

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