Fall Semester 2009
| Date | Speaker | Title |
| Tuesday Sept. 8 | Elizabeth Blanton, BU/IAR | Active Galactic Nuclei in Clusters of Galaxies: Cooling Flows, Feedback, and High-z Systems |
| Tuesday Sept. 15 | Martin Elvis, Smithsonian Astrophysical Observatory | The Quasar Continuum: New Connections |
| Tuesday Sept. 29 | Edo Berger, Harvard University | Gamma-Ray Bursts: A New Probe of the High-Redshift Universe |
| Tuesday Oct. 6 | Eileen Friel, Lowell Observatory | Open Clusters: Their Role in the Galaxy |
| Thursday Oct. 8 | James Green, University of Colorado | Probing the Inter-Galactic Medium with the Cosmic Origins Spectrograph |
| Tuesday Oct. 20 | Joshua Winn, MIT | Exoplanets and their Odd Orbital Inclinations |
| Wednesday Oct. 28 | John Johnson, University Hawaii | Retired A Stars and their Planets |
| Tuesday Nov. 3 | John Bochanski, MIT | Our 15 Million Nearest Neighbors: M Dwarfs & the Local Milky Way |
| Thursday Nov. 12 | Randy Kimble, NASA-Goddard Space Flight Center | A Powerful New Imager for HST: Performance and Early Results of Wide Field Camera 3 |
| Tuesday Nov. 17 | Aneta Siemiginowska, Smithsonian Astrophysical Observatory | X-ray Jets and Evolution of Extragalactic Radio Sources |
| Tuesday Dec. 1 | B.-G. Anderson, NASA-Ames Research Center | The Stratospheric Observatory for Infrared Astronomy ,SOFIA: Status and Science overview |
| Tuesday Dec. 8 | David Wilner, Smithsonian Astrophysical Observatory | Planet Forming Disks |