You'll be surrounded by many like-minded peers at Arizona State University - Tempe if you wish to pursue a doctor's degree in astrophysics. ASU - Tempe is a very large public university located in the midsize city of Tempe. Potential students might also be interested to know that the school ranks #1 in quality for doctor's degrees in astrophysics in Arizona. More information about a doctorate in astrophysics from Arizona State University - Tempe