Astro 6, "Life in the Universe," Spring 2004
Astro 6, "Life in the Universe," Spring 2003
Astro 1, "Survey of the Universe," CGS, Spring 2002
Astro 1, "Survey of the Universe," CGS, Summer II 2001
Contact me at:
David Trilling
Phone: 215 898 8746
Email: trilling@astro.upenn.edu