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Allan Sandage, the renowned American astronomer, received numerous distinctions and awards throughout his prolific career. Here are some notable honors and awards he attained:

1. National Medal of Science (1970): Awarded by the President of the United States, this is one of the nation's highest honors for scientific achievement. Sandage received it for his groundbreaking contributions in cosmology and astronomy source.

2. Crafoord Prize (1991): Often regarded as the astronomical equivalent of the Nobel Prize, Sandage was honored with the Crafoord Prize by the Royal Swedish Academy of Sciences for his fundamental contributions to the field of cosmology, particularly in observational astronomy source.

3. Jansky Lectureship (1991): This is another prestigious recognition, focusing on his contributions to the field of radio astronomy source.

4. Peter Gruber Cosmology Prize (2000): Sandage shared this first-ever cosmology prize with James Peebles. The award celebrates lifetime achievements in the field of cosmology, highlighting Sandage's work on understanding the universe’s expansion source.

5. Eddington Medal: Awarded by the Royal Astronomical Society to recognize his outstanding contributions to the theory of stellar evolution source.

Sandage's career was marked by many other achievements and recognitions, reflecting his groundbreaking work in astronomy and cosmology. Here are a few images related to Allan Sandage: