Special/NOVA Seminars
| 1. | Geoff Marcy | Dec 7, 2001 | -- Extrasolar Planets |
| 2. | Piero Madau | Dec 13, 2001 | -- Early Structure Formation |
| 3. | Barth Netterfield | March 1, 2002 | -- Boomerang |
| 1. | Maurice van Putten | March 4, 2002 | -- Black Hole torus systems and Gravitational Radiation |
| 2. | Adam Burrows | April 5, 2002 | -- Brown Dwarfs |
| 3. | Mike Edmunds | April 12, 2002 | -- the Antikythera Mechanism |
| 1. | Karel Schijver | May 2, 2002 | -- Changing face Solar Physics |
| 2. | Julian Krolik | May 3, 2002 | -- Black Hole accretion |
| 3. | Rosie Wyse | May 7, 2002 | -- Stellar IMF at High redshift |
| 1. | Jan Kuijpers | May 30, 2002 | -- Gamma Ray Bursts and Gravitational Waves |
| 2. | Summertime 2002 | July-August 2002 | |
| 3. | Martin Harwit | Sept 6, 2002 | -- Cosmic Energy and Chemical Abundance Budget |
| 1. | Heather Morrison | Sept 23, 2002 | -- M31: Who Damaged the Disk ? |
| 2. | Avishai Dekel | Nov 4, 2002 | -- Feedback to the Rescue of Galaxy Formation in CDM |
| 3. | Henrik Svensmark | Nov 14, 2002 | -- Solar Influence on Climate |
| 1. | Ed Churchwell | Dec 16, 2002 | -- Hypercompact HII Regions: A New Stage of O-Star Evolution ? |
| 2. | George Helou | Febr 11, 2003 | -- Infrared Surveys: Planned Serendipity |
| 3. | Thijs van der Hulst | March 20, 2003 | -- Galaxies on Collision Course |
| 1. | Tom Abel | March 24, 2003 | -- The First Stars in the Universe |
| 2. | John Lattanzio | April 14, 2003 | -- AGB Stars and the Chemical Evolution of the Galaxy |
| 3. | Alexander Dalgarno | April 4, 2003 | -- X-rays in the Solar System |
| 1. | Craig Sarazin | April 28, 2003 | -- Chandra Observations of Low Mass X-ray Binaries, Globular Clusters, and Hot Gas in Elliptical Galaxies |
| 2. | Paul Wignall | May 12, 2003 | -- Giant Volcanic Provinces and Mass Extinctions |
| 3. | Bob Sanders | May 15, 2003 | -- Modified Newtonian dynamics as an alternative to dark matter |
| 1. | Ortwin Gerhardt | June 2, 2003 | -- Large-Scale Structure of the Milky Way |
| 2. | Giuseppe Bono | June 16, 2003 | -- Cepheids and RR Lyrae: Observations, Theory and Distance Scales |
| 3. | Summertime 2003 | July-August 2003 |
| 1. | Dave Sanders | October 21, 2003 | -- The Infrared Universe: the Cosmic Evolution of Superstarbursts and Massive Black Holes |
| 2. | Dave Spergel | October 27, 2003 | -- First Year results from WMAP: Implications for Cosmology & Inflation |
| 3. | Andy Fabian | December 1, 2003 | -- Heating and Cooling in the cores of clusters of galaxies |
| 1. | Sidney Bludman | December 18, 2003 | -- The Star of Bethlehem |
| 2. | Sandra Faber | February 9, 2004 | -- Recent Results from the DEEP survey |
| 3. | Alex Szalay | February 23, 2004 | -- the Sloan Digital Sky Survey: Mapping the Cosmic Large Scale Galaxy Distribution |
| 1. | Zoltan Haiman | March 15, 2004 | -- Probing the Reionization History of the Universe |
| 2. | Paul Schechter | March 22, 2004 | -- Flux ratio anomalies in lensed quasars: micro-lensing or milli-? |
| 3. | Wolfhard Schlosser | April 27, 2004 | -- The Sky Disc of Nebra |
| 1. | Donald Goldsmith | June 1, 2004 | -- Popularization of Astronomy in the US |
| 2. | Norm Murray | June 15, 2004 | -- Extrasolar Planets |
| 3. | Jim Houck | June 28, 2004 | -- Star Formation at Low Metallicity, a window on the early Universe ? |
| 1. | Rashid Sunyaev | September 28, 2004 | -- Cosmic Microwave Background: Clusters of Galaxies and Cosmology |
| 2. | Eva Grebel | October 4, 2004 | -- The Violent Local Group: A History of Accretion and Survival |
| 3. | Luis Ho | October 12, 2004 | -- Nuclear Activity in the Local Universe |
| 1. | Massimo Stiavelli | October 12, 2004 | -- the Hubble Ultra Deep Field |
| 2. | Ken Freeman | October 25, 2004 | -- Galactic Disks |
| 2. | Freek Beekman | November 22, 2004 | -- Single Photon Emission Tomography in Men and Mice |