William Parsons, 3rd Earl of Rosse: Astronomy and the Castle in Nineteenth ... - Irish Times

Irish TimesWilliam Parsons, 3rd Earl of Rosse: Astronomy and the Castle in Nineteenth ...Irish TimesIn March and April 1845 William Parsons, 3rd Earl of Rosse, together with his collaborators, made the greatest scientific discovery in the history of Ireland. He discerned the spiral structure of the M51 nebula. Until that turning point in the history ...

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