Halton Arp

Halton Christian Chip Arp was an American astronomer. He was known for his 1966 Atlas of Peculiar Galaxies, which catalogues many examples of interacting and merging galaxies. Arp was also known as a critic of the Big Bang theory and for advocating a nonstandard cosmology incorporating intrinsic redshift.

Arp was born on March 21, 1927, in New York City. He was married three times, has four daughters and five grandchildren. His bachelors degree was awarded by Harvard , and his PhD by Caltech . Afterward he became a Fellow of the Carnegie Institution of Washington in 1953, performing research at the Mount Wilson Observatory and Palomar Observatory. Arp became a Research Assistant at Indiana University in 1955, and then in 1957 became a staff member at Palomar Observatory, where he worked foryears. In 1983 he joined the staff of the Max Planck Institute for Astrophysics in Germany. He died in Munich, Germany on December 28, 2013.

Source: Wikipedia