Homeworks:
First homework assignment: (PDF), Due February 15, 2012.
Second homework assignment: (PDF), Due February 22, 2012.
Third homework assignment: (PDF), Due February 29, 2012.
Fourth homework assignment: (PDF), Due March 7, 2012.
Fifth homework assignment: (PDF), Due March 28, 2012.
Sixth homework assignment: (PDF), Due April 4, 2012.
Seventh homework assignment: (PDF), Due April 11, 2012.
Eighth homework assignment: (PDF), Due April 18, 2012.
Ninth homework assignment: (PDF), Due April 25, 2012.
Tenth homework assignment: (PDF), Due May 2, 2012.

Copies of the Class Lectures and Notes on various topics.
Introduction and Tour of the Universe: Click here
Orbital Mechanics and Tides: Click here
Interaction of Radiation and Matter: Click here
Telescopes: Click here
Solar Interior: Click here
Terrestrial Planets: Click here
Terrestrial and Jovian Planets: Click here
Exoplanets: Click here
Measurement and Properties of Stars: Click here
Stellar Atmospheres and the HR Diagram: Click here
Stellar Interiors and Physics: Click here
Stellar Remnants: White Dwarfs, Neutron Stars, and Black Holes Click here
The Interstellar Medium Click here
Clusters and Superclusters of Galaxies Click here
Galaxies and Cosmology Click here

The X-ray Sun movie.

Many practice exam questions.

Also, see Sites of general astronomical interest!