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  1. Although less well known outside the field than Edwin Hubble, Walter Baade (1893-1960) was arguably the most influential observational astronomer of the twentieth century. Written by a fellow astronomer deeply familiar with Baade and his work, this is the first biography of this major figure in American astronomy. In it, Donald Osterbrock suggests that Baade's greatest contribution to ...

  2. Baade, Wilhelm Heinrich Walter. Born Schröttinghausen, Nordrhein‐Westfalen, Germany, 24 March 1893. Died Göttingen, Lower Saxony, (Germany), 25 June 1960. German–American astronomer Walter Baade is remembered for three major contributions to observational, extragalactic astronomy: the recognition of two basic population types of stars ...

  3. Walter Baade: A Life in Astrophysics. Donald E. Osterbrock. Princeton University Press, Oct 14, 2001 - Biography & Autobiography - 270 pages. Although less well known outside the field than Edwin Hubble, Walter Baade was arguably the most influential observational astronomer of the twentieth century. Written by a fellow astronomer deeply ...

  4. www.encyclopedia.com › astronomy-biographies › walter-baadeWalter Baade | Encyclopedia.com

    27 giu 2018 · Baade, Walter (1893–1960) US astronomer, b. Germany. From Mount Wilson Observatory, in the 1943 wartime blackout, he observed individual stars in the Andromeda Galaxy and distinguished the younger, bluer Population I stars from the older, redder Population II stars. He went on to improve the use of Cepheid variable stars as distance ...

  5. Telescopi Magellano. I telescopi Magellano (in inglese Magellan Telescopes) sono due telescopi ottici gemelli con uno specchio principale di 6,5 m di diametro, situati presso l' osservatorio di Las Campanas in Cile . Uno dei due telescopi è intitolato all'astronomo Walter Baade, l'altro all'imprenditore e filantropo Landon T. Clay .

  6. Baade, Walter (1893-1960) German-American astronomer who discovered the asteroids Hidalgo in 1920 and Icarus in 1948. Studying the distances and stellar populations of nearby galaxies , he showed that Hubble's distances were incorrect because there were actually two populations of Cepheid variables .

  7. Walter Baade Papers: Finding Aid. Finding aid prepared by Huntington Library staff. Manuscripts Department. The Huntington Library. 1151 Oxford Road. San Marino, California 91108. Phone: (626) 405-2203. Fax: (626) 449-5720.