Papers presented by the following members of the Department of Astronomy and Astrophysics at the 204th meeting of the American Astronomical Society, May 30 - June 3, 2004 in Denver CO

STAFF: Dr. Edward Guinan, Dr. Edward Sion, Mr. Larry DeWarf

STUDENTS: Ryan Hamilton, Rebecca Percy, Scott Engle and Eric Barron

[63.06] Dwarf Novae in Outburst with Newly Determined Parallaxes: Analyses of VY Aquari and RU Peg

R.T. Hamilton, E.M. Sion (Villanova University)

[74.10] Further Studies of Accretion onto Hot, Massive, White Dwarfs: The Growth to the Chandrasekhar Limit

S. Starrfield (ASU), F. X. Timmes (LANL), W. R. Hix (ORNL), E. M. Sion (Villanova), W. M. Sparks (LANL), S. Dwyer (ASU)

[36.06] The Young and Restless Sun: Effects of the Young Sun's Strong Magnetic Activity on Paleo-Planetary Atmospheres

E.F. Guinan, L.E. DeWarf (Villanova University), I. Ribas (Institut d'Estudis Espacials de Catalunya, Spain), H. Lammer (Space Science Institute, Graz, Austria)

[6.09] The North Star Mysteries: The Remarkable Brightness Increase of Polaris from Historical and Modern Observations

S.G. Engle, E.F. Guinan (Villanova University), R.H. Koch (Univ. of Pennsylvania)

[63.05] A Disk and Photosphere Model Analysis of the Dwarf Nova YZ Cancri in Outburst and Quiescence

R. Percy, E.G. Barron, E.M. Sion (Villanova University)