Do Most Planetary Nebulae Derive from Binaries?
1 Department of Astrophysical and Planetary Sciences and Center for Astrophysics and Space Astronomy, University of Colorado, 389-UCB, Boulder, CO 80309 2 REU student at the Astrophysics Department of the American Museum of Natural History 3 Astrophysics Department, American Museum of Natural History, Central Park West at 79th Street, New York, NY 10024