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Edwin Powell Hubble (November 20, 1889 – September 28, 1953) [1] was an American astronomer. He played a crucial role in establishing the fields of extragalactic astronomy and observational cosmology .
Sykes deduced that despite Somerled's reputation for having driven out the Vikings from Scotland, Somerled's own Y-DNA closely matched that of the Vikings he fought. In 2024 a study by Peter Biggins, Administer of the Clan Colla Project at Family Tree DNA, points out that the chiefs of Clan Donald who have Viking DNA are descended Angus Og.
The Terrible or el Terrible is an epithet applied to: Afonso de Albuquerque (c. 1453–1515), Portuguese general, admiral and empire builder; Ants Kaljurand (1917–1951), Estonian anti-Soviet guerrilla fighter; Charles the Bold (1433–1477), last Valois Duke of Burgundy; John III the Terrible (1521–1574), Voivode of Moldavia
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Edwin Hubble publishes his discovery that the speed at which galaxies recede positively correlates with their distance, which becomes known as Hubble's law, the basis for understanding that the universe is expanding. George Gamow proposes hydrogen fusion as the energy source for stars.
Comet Hubble, formally designated C/1937 P1, is the first and only comet discovered by astronomer Edwin Hubble. The comet was already on its outbound flight when it was first spotted in August 1937 as a magnitude 13.5 object in the constellation Sagittarius. [1] [5] It is the fourth comet discovered in 1937. [6]
1923 – Edwin Hubble resolves the Shapley–Curtis debate by finding Cepheids in the Andromeda Galaxy, definitively proving that there are other galaxies beyond the Milky Way. 1930 – Robert Trumpler uses open cluster observations to quantify the absorption of light by interstellar dust in the galactic plane ; this absorption had plagued ...
The Leakey family is a British and Kenyan family consisting of a number of notable military figures, agricultural scientists and archaeologists of the 20th and 21st centuries.