Walter Baade

Wilhelm Heinrich Walter Baade (March 24 1893 - June 25 1960) was a German astronomer who emigrated to the USA in 1931.

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Along with Fritz Zwicky, he proposed that supernovae could create neutron stars.

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He took advantage of wartime blackout conditions during World War II, which reduced light pollution at Mount Wilson Observatory, to resolve stars in the center of the Andromeda galaxy for the first time, which led him to define distinct "populations" for stars (Population I and Population II).

March 24: March 24 is the 83rd day of the year in the Gregorian Calendar (84th in Leap years). There are 282 days remaining....

1893: 1893 was a common year starting on Sunday (see link for calendar)....

June 25: June 25 is the 176th day of the year (177th in leap years) in the Gregorian Calendar, with 189 days remaining....

Walter Baade related Images and Photos (experimental)

Walter Gotell	Walter Payton	Walter Brennan	Walter Matthau
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Walter Richard Sickert Artist	Walter Richard Sickert Artist	Jessica Walter - Amy Prentiss	Walter Reed Hospital Washington D.C.