• Thumbnail for Walter Baade
    Wilhelm Heinrich Walter Baade (March 24, 1893 – June 25, 1960) was a German astronomer who worked in the United States from 1931 to 1959. Baade was born the...
    10 KB (821 words) - 16:41, 8 May 2024
  • Thumbnail for Magellan Telescopes
    the astronomer Walter Baade and the philanthropist Landon T. Clay. First light for the telescopes was on September 15, 2000 for the Baade, and September...
    6 KB (569 words) - 20:03, 22 October 2024
  • Thumbnail for Stellar population
    In 1944, Walter Baade categorized groups of stars within the Milky Way into stellar populations. In the abstract of the article by Baade, he recognizes...
    35 KB (3,549 words) - 18:58, 9 November 2024
  • Institute of Technology; the German-born Wilson Observatory-based astronomer Walter Baade was his advisor. During this time Sandage was a graduate student assistant...
    16 KB (1,702 words) - 23:36, 18 November 2024
  • Thumbnail for W Virginis variable
    They were first recognized as being distinct from classical Cepheids by Walter Baade in 1942, in a study of Cepheids in the Andromeda Galaxy that proposed...
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  • Thumbnail for Expansion of the universe
    imply that all galaxies are moving away from each other. Astronomer Walter Baade recalculated the size of the known universe in the 1940s, doubling the...
    53 KB (6,980 words) - 06:12, 4 December 2024
  • Thumbnail for Baade's Window
    apparent Large Sagittarius Star Cloud visible. It is named for astronomer Walter Baade, who first recognized its significance. This area corresponds to one...
    5 KB (594 words) - 12:51, 7 March 2024
  • Thumbnail for Andromeda Galaxy
    the Milky Way. In 1943, Walter Baade was the first person to resolve stars in the central region of the Andromeda Galaxy. Baade identified two distinct...
    111 KB (10,782 words) - 00:33, 22 December 2024
  • Thumbnail for Cecilia Payne-Gaposchkin
    Observatory for ten years. She edited and published the lectures of Walter Baade as Evolution of Stars and Galaxies (1963). Payne-Gaposchkin's career...
    44 KB (4,329 words) - 15:06, 21 December 2024
  • Thumbnail for 1036 Ganymed
    1036 Ganymed (category Discoveries by Walter Baade)
    near-Earth object of the Amor group. It was discovered by German astronomer Walter Baade at the Bergedorf Observatory in Hamburg on 23 October 1924, and named...
    27 KB (2,000 words) - 18:14, 27 October 2024
  • Thumbnail for De Stella Nova
    pp. 55–. ISBN 978-1-61530-884-2. Donald E. Osterbrock; Walter Baade (2001-10-14). Walter Baade: A Life in Astrophysics. Princeton University Press. pp...
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  • Thumbnail for Galactic Center
    the area blocked the view for optical astronomy. In the early 1940s Walter Baade at Mount Wilson Observatory took advantage of wartime blackout conditions...
    48 KB (4,922 words) - 23:59, 17 September 2024
  • together with Walter Baade, divided them into two classes (Type I and Type II) based on their spectral characteristics. He and Baade also found optical...
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  • Thumbnail for History of supernova observation
    work on this new category of nova was performed during the 1930s by Walter Baade and Fritz Zwicky at Mount Wilson Observatory. They identified S Andromedae...
    46 KB (5,066 words) - 20:43, 12 September 2024
  • Thumbnail for 1566 Icarus
    1566 Icarus (category Discoveries by Walter Baade)
    period of 2.27 hours was discovered on 27 June 1949, by German astronomer Walter Baade at the Palomar Observatory in California. It was named after the mythological...
    29 KB (2,309 words) - 22:39, 14 February 2024
  • Thumbnail for Supernova remnant
    connection between cosmic rays and supernovas was first suggested by Walter Baade and Fritz Zwicky in 1934. Vitaly Ginzburg and Sergei Syrovatskii in 1964...
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  • Thumbnail for Fritz Zwicky
    Walter Baade, Zwicky pioneered and promoted the use of the first Schmidt telescopes used in a mountain-top observatory in 1935. In 1934 he and Baade coined...
    41 KB (4,520 words) - 00:10, 9 December 2024
  • Thumbnail for Bernhard Schmidt
    second trip that Schmidt announced to his companion, the astronomer Walter Baade, the most important invention of Schmidt's lifetime, indeed an invention...
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  • primary minds behind the project were Edwin Hubble, Milton L. Humason, Walter Baade, Ira Sprague Bowen and Rudolph Minkowski. The first photographic plate...
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  • Vallis Baade is a 203 km long sinuous valley on the Moon running south-southeast from the crater Baade and centered at 45°54′S 76°12′W / 45.9°S 76.2°W...
    895 bytes (101 words) - 04:49, 8 July 2024
  • Thumbnail for Messier 87
    the spinning supermassive black hole. The German-American astronomer Walter Baade found that light from the jet was plane polarized, which suggests that...
    90 KB (9,617 words) - 03:53, 20 December 2024
  • Thumbnail for Baade (crater)
    Baade is a lunar impact crater that is located near the southwest limb of the Moon on the near side, to the southwest of the enormous Mare Orientale impact...
    5 KB (399 words) - 22:55, 21 June 2024
  • Thumbnail for Supernova
    novae, which are far less luminous. The word supernova was coined by Walter Baade and Fritz Zwicky, who began using it in astrophysics lectures in 1931...
    201 KB (21,948 words) - 03:44, 14 December 2024
  • Thumbnail for Pulsar
    at the Pulsars.' The existence of neutron stars was first proposed by Walter Baade and Fritz Zwicky in 1934, when they argued that a small, dense star consisting...
    63 KB (7,102 words) - 12:08, 10 December 2024
  • Thumbnail for Henrietta Hill Swope
    College for Women and did research using old plates from Harvard. In 1952, Walter Baade of the Carnegie Institution of Washington's Observatories asked her,...
    10 KB (1,007 words) - 10:54, 19 October 2024
  • Thumbnail for Amor asteroid
    LCDB 1221 Amor 1932 Eugène Delporte MPC · JPL · LCDB 1036 Ganymed 1924 Walter Baade MPC · JPL · LCDB 887 Alinda 1918 Max Wolf MPC · JPL · LCDB 719 Albert...
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  • Thumbnail for Centaurus A
    NGC 5128 as one of the first extragalactic radio sources. Five years later, Walter Baade and Rudolph Minkowski suggested that the peculiar structure is the result...
    33 KB (3,294 words) - 03:57, 4 November 2024
  • Chandrasekhar 1953 – Harold D. Babcock 1954 – Bertil Lindblad 1955 – Walter Baade 1956 – Albrecht Unsöld 1957 – Ira S. Bowen 1958 – William Wilson Morgan...
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  • the importance of the negative hydrogen ion for stellar opacity 1952 — Walter Baade distinguishes between Cepheid I and Cepheid II variable stars 1953 —...
    6 KB (623 words) - 13:00, 25 September 2022
  • Thumbnail for Planets beyond Neptune
    conjecture turns out to have been correct; it had been argued by astronomers Walter Baade and E.C. Bower as early as 1934. However, because Triton's mass was then...
    78 KB (9,461 words) - 00:00, 22 December 2024