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The Solar System: The Search for Planet X
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In 1781, William Herschel became the first man in history to discover a new planet. As a result, the scale of the Solar System doubled at a stroke, and the cosy familiarity all changed. No-one could be certain any more just where our Solar System’s outer boundaries might lie and the search for “Planet X” was on…
This is a part of the lecture series, The Solar System: Our Local Neighbourhood in Space.
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This event was on Fri, 04 Feb 1994
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