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In astronomy, stellar classification is the classification of stars based on their spectral characteristics. Electromagnetic radiation from the star is analyzed by splitting it with a prism or diffraction grating into a spectrum exhibiting the rainbow of colors interspersed with spectral lines. Each line indicates a particular chemical element ...
Inferno (Italian: [iɱˈfɛrno]; Italian for "Hell") is the first part of Italian writer Dante Alighieri's 14th-century narrative poem The Divine Comedy.It is followed by Purgatorio and Paradiso.The Inferno describes the journey of a fictionalised version of Dante himself through Hell, guided by the ancient Roman poet Virgil.In the poem, Hell is depicted as nine concentric circles of torment ...
Samuel Langhorne Clemens (November 30, 1835 – April 21, 1910), known by the pen name Mark Twain, was an American writer, humorist and essayist. He was praised as the "greatest humorist the United States has produced," with William Faulkner calling him "the father of American literature." His novels include The Adventures of Tom Sawyer (1876) and its sequel, Adventures of Huckleberry Finn ...
