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Há 1 dia · William Parsons, 3rd Earl of Rosse, employing a 72-inch (1.8 m) reflecting telescope at Birr Castle, Ireland, found that the Whirlpool possessed a spiral structure, the first “nebula” to be known to have one.
Há 3 dias · Administration. Date (s) 1915-1918 (Creation) Level of description. File. Extent and medium. c.50pp. Context area. Name of creator. Parsons, William, 5th Earl of Rosse. (1873-1918) Name of creator. Parsons, Lois, Countess of Rosse. (1882-) Repository. Birr Castle Archives. Archival history. Content and structure area. Scope and content.
Há 4 dias · His eldest son Lord Richard Parsons (d.1741, created Earl of Rosse 1718) succeeded to his father’s viscountcy, and was created the first Earl of Rosse in 1718. He married Lady Mary, eldest daughter of Lord William Paulet.
Há 20 horas · The instrument that has held that record for the longest period is the Leviathan of Parsonstown, built in 1845 by William Parsons (1800–1867), third Earl of Rosse. Leviathan held the record for 72 years.
Há 20 horas · In 1850, William Parsons, 3rd Earl of Rosse made the first drawing of Andromeda's spiral structure. [25] [ better source needed ] In 1864, William Huggins noted that the spectrum of Andromeda differed from that of a gaseous nebula. [26]
Há 2 dias · History of England. Anglo-Saxon England or Early Medieval England, existing from the 5th to the 11th centuries from soon after the end of Roman Britain until the Norman Conquest in 1066, consisted of various Anglo-Saxon kingdoms until 927, when it was united as the Kingdom of England by King Æthelstan (r. 927–939).
Há 2 dias · The new earl of Norfolk, he maintains, was certainly a good citizen, especially during Edward's absence in the years to 1274 and in Wales and Scotland, for example. He was placed under pressure by the king's quo warranto campaign and by demands that he pay back his debts to the Exchequer, the sum of which he disagreed with on more than one occasion.
