Albrecht Otto Johannes Unsöld (April 20, 1905 – September 23, 1995) was a German astronomer. April 20 is the 110th day of the year in the Gregorian calendar (111th in leap years). ... 1905 was a common year starting on Sunday (see link for calendar). ... September 23 is the 266th day of the year (267th in leap years). ... 1995 was a common year starting on Sunday of the Gregorian calendar. ... Wikipedia does not yet have an article with this exact name. ...

He was a professor at the University of Kiel. The University of Kiel, in full the Christian-Albrechts-Universität zu Kiel, is a university in the city of Kiel, Germany. ...

He won the Bruce Medal in 1956 and the Gold Medal of the Royal Astronomical Society in 1957. The Catherine Wolfe Bruce gold medal is awarded every year by the Astronomical Society of the Pacific for outstanding lifetime contributions to astronomy. ... 1956 is a leap year starting on Sunday. ... The Gold Medal is the highest award of the Royal Astronomical Society. ... 1957 was a common year starting on Tuesday (link will take you to calendar). ...

The asteroid 2842 Unsold is named after him. An asteroid is a small, solid object in our Solar System, orbiting the Sun. ...