And a Canadian astronomer said he had found evidence of black holes in three other galaxies.

Gregory Fahlman is a Canadian astronomer specializing in the study of globular clusters.

Hugh Couchman is a Canadian astronomer and professor at McMaster University.

William Edmund Harper, March 20, 1878-June 14, 1940, (age 62) was a Canadian astronomer.

Canadian astronomers wrote or were the co-authors of 4,836 papers in the last 10 years.

Robert Methven Petrie (May 15, 1906 - April 8, 1966) was a Canadian astronomer.

It is named after John Stanley Plaskett, the Canadian astronomer who discovered its binary nature in 1922.

A team of Canadian astronomers figured this out in 1997.

American and Canadian astronomers detected the baby galaxy while trying to measure the mass of a galaxy cluster only five billion light-years away.

Paul Boltwood is a Canadian amateur astronomer.