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A model of the planet Saturn stands near Route 1 in Westfield, Maine, Friday, May 9, 2003. (Robert F. Bukaty/AP File) ...
Dallas Campbell shows an orrery – a mechanical model of the solar system. Suitable for Key Stage 3 and Key Stage 4/GCSE, Third Level, National 4, National 5 and Higher ...
Nicolas Copernicus (1473-1543) is generally credited with changing the model of the Solar System to one with the Sun at the centre. Detailed observations with telescopes have given us evidence ...
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