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Alfred Harrison Joy
American astronomer (1882-1973) · United States · On the map · Scientists · Died at 90
Alfred Harrison Joy was an astronomer best known for his work on stellar distances, the radial motion of stars, and variable stars.
Alfred Harrison Joy is read about 6 times a day, in 14 languages.
A typical day, 30 days to 22 June 2026
The middle day of the days counted, so one week of news cannot move it. The line under it is the last 60 days, one point a day.
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About this person
Country
United States
Category
Scientists
Type
Scientist
Status
Deceased
Dates
Lived 1882 to 1973 · aged 90
