"What Is a Redshift?"

Credits

Producing Organization	IPAC/SSC Education and Public Outreach Group
Created by	Doris Daou Charlie Bluehawk Robert Hurt Jim Keller
Produced by	Doris Daou and Jim Keller
Presented by	Tom Jarrett
Written by	Doris Daou, Tom Jarrett, and Jim Keller
Directed and Edited by	Jim Keller
3-D Animations by	Tim Pyle
2-D Animations by	Tim Pyle, Jim Keller, and Frank Semerano
Music by	Jim Keller
Associate Producers	Andrea Dean and M.E. McElveney
Shot on location at the Pomona College Planetarium, Claremont, Calif., courtesy of the director, Dr. Bryan Penprase.

Brought to you by the Cool Cosmos Team (the joint Education and Public Outreach group for the Spitzer Space Telescope and the Infrared Processing and Analysis Center) located at the California Institute of Technology in Pasadena, California. These videos may be redistributed for educational purposes only, provided credit is given to NASA and Caltech in all instances. NASA and Caltech make no warranties as to the quality of presentation or accuracy of information provided herein, as these videos are intended for entertainment and general education purposes only. All other rights reserved.