- In astronomy, a blue giant is a hot star with a luminosity class of III (giant) or II (bright giant). In the standard Hertzsprung–Russell diagram, these stars lie above and to the right of the main sequence.
- Dubuque County, Iowa (data.census.gov)
Dubuque County, Iowa has 608.3 square miles of land area and is the 21st largest county in Iowa by total area. Dubuque County, Iowa is bordered by Grant County, Wisconsin, Clayton County, Iowa, Delaware County, Iowa, Jo Daviess County, Illinois, Jackson County, Iowa, and Jones County, Iowa.