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Hace 2 días · List of female monarchs. Top left: Elizabeth II is the longest-reigning female monarch, ruling as Queen of the United Kingdom for from 1952 to 2022, 70 years. Top right: Queen Victoria ruled the United Kingdom for 63 years, from 1837 to 1901; the longest at the time. Bottom left: Wilhelmina, Queen of the Netherlands for 58 years from 1890 to ...
Hace 2 días · Although red supergiants are often considered the largest stars, some other star types have been found to temporarily increase significantly in radius, such as during LBV eruptions or luminous red novae. Luminous red novae appear to expand extremely rapidly, reaching thousands to tens of thousands of solar radii within only a few months ...
Hace 1 día · The Chinese Empire, also known as Imperial China, Empire of China, [a] is a term referring to the domain ruled by the Emperor of China. It was also known as the Celestial Empire in reference to the status of the Emperor of China as the Son of Heaven in the Sinosphere. For most of its history, China was organized into various dynasties under the ...
