Dec 5th 2008:  Dr. Christopher W. Mauche, Lawrence Livermore National Labs

                      The X-Ray Universe

Nov 7th 2008:  Dr. Tom Malzbender, HP Laboratories

                       Antikythera Mechanism Research Project

Oct 3rd 2008:  Dr. Phil Scherrer, Professor, Stanford University

                      What is the 'H' of HMI: Future Prospects for Helioseismology

Jun  6th 2008:  Dr. Nick Kanas, UC San Francisco 

                      Celestial Maps from Ancient to Modern Times

May 10th 2008: Dr. Peter Backus, SETI

May 2nd 2008:  Brian Day, NASA AMES Research Center 

                       Shooting for the Moon: The LCROSS Mission

Apr 4th 2008:  Mohsen Janatpour, CSM, Professor of Math, Physics, Astronomy 

                      Symvisio VIII

Mar 7th 2008:  Dr. Peter Jenniskens, SETI Institute Principal Investigator

                      Getting a Grip on Meteor Showers

Feb 1st 2008: Dr. Devon Burr, SETI

                    The planetary habitability of Mars and Titan

Dec 7th 2007: Dr. Friedemann Freund, NASA AMES, Carl Sagan Institute, SETI

                     All those organics up in the sky

Nov 2nd 2007: Dr. Joe Barranco, SFSU

                      Proto Planetary Vortex

Oct 5th 2007:  Dr. Geoff Bower, UC Berkeley

                     Allen Telescope Array

Sep 7th 2007  Norm Sperling

                     Back to the Future

Jun 1st 2007:  Dr. Tom Gates

                      40 years of Bay Area Astronomy

May 4th 2007: Dr. David Peet, Physicist

                     The life and times of David Bohm

Apr 21st 2007: Dr. Dale Cruikshank, NASA AMES

                      Spectroscopy and Ices

Apr 6th 2007:  Dr. Joshua Bloom, UC Berkeley

                      Giant Cosmic Explosions: The Gamma-ray Burst Boom

Mar 2nd 2007:  Richard Bennion, CCDWare

                       Astrophotography

Dec 1st 2006:  Dr. Marusa Bradac, Stanford SLAC

                      First Evidence for Dark Matter 

Nov 3rd 2006:  Dr. Jack Lissauer, NASA

                      Meteorites and the formation of the Solar System

Oct 6th 2006:  Bob Naeye, Editor Sky and Telescope

                      Update on Cassini and Saturn

Sep 1st 2006:  Ken Lum and Jaques Guertin

                      Eclipse Chasing Adventures

Jun 2nd 2006:  Dr. Michael Kelsey, Stanford - SLAC

                      Origin of Visable Matter in the Universe

May 6th 2006:  Dr. Scott Sandford, NASA

                       Project Stardust

May 5th 2006:  Mark Mir, University of San Francisco, Ricci Institute

                      The Mechanics of Heaven

Apr 7th 2006:  Dr. Tom Abel, Kavli Institute for Particle Astrophysics

                      The First Thing in the Universe. Supercomputer visualizations

Feb 3rd 2006:  Dr. Nathalie Carol, NASA AMES Astrobiologist

                      Mars Rover Update

Jan 5th 2006:  Dr. Lynn Rothchild, NASA AMES Astrobiologist

                      Extremeophiles & life in the universe

Dec 2nd 2005: Dr. Michael Peskin, SLAC - Theoretical Physicist

                      Dark Matter

Nov 4th 2005:  Dr. Eliot Quataert, UC Berkeley

                      Black Holes: The Science Behind the Science Fiction